History Characters / EmpiresOfTheUndergrowth

* MutuallyExclusiveMagic: At the beginning of a mission, you are allowed to choose between mortar shooters or rapid-fire shooters. Level 3 mortar shooters can do [[SplashDamage splash damage]] while level 3 rapid-fire shooters can [[StandardStatusEffect slow enemies down]].

* MutuallyExclusiveMagic: At the beginning of a mission, you are allowed to choose between [[DrawAggro taunt]] majors or [[StandardStatusEffect stun]] majors. Level 3 taunt major gain extra defense at low health while level 3 stun major can slow enemies down.

* StandardStatusEffects: Large spiders can occasionally inject venom to enemies, damaging them over time.

* StandardStatusEffects: They can constanly stun multiple enemies at once, making them [[GoddamnedBats annoying]] to deal with.

* StandardStatusEffects: The adults have various attacking patterns to deal with different situations. They can either [[{{Knockback}} knock enemies back]] and stun them or cause all nearby enemies to bleed, damaging them over time.

* StandardStatusEffects: The adults can release a [[{{Fartillery}} foul-smelling gas]] from their abdomen that damage and disrupt nearby enemies.

* StandardStatusEffects: The adult beach tiger beetles can stun multiple enemies at once.

* StandardStatusEffects: The adults can cause all nearby enemies to bleed, damaging them over time.
* TheSpiny: They are covered with short spines that can damage any enemies making direct contact with them.

* NonIndicativeName: They are flies that have mantis-like forelegs and wasp coloring.

* ExactlyWhatItSaysOnTheTin: They are flies that have mantis-like forelegs and wasp coloring.

!!Formosan Termites (''Coptotermus formosanus'')
Formossan termites are known for building massive underground nest. They are confirmed to be enemies for the 5th set of missions. They will have a food processing system similar to leafcutter ants.

They are the developers' favorite type of enemies. They have better AI than most enemies. The beach wolf spider is even the protagonist of its own missions.

[[Slaying Mantis Leaf mimic praying mantises]] are diurnal enemies in the rainforest missions.

* MonoGenderMonsters: All ants in the game are female, since worker/ soldier ants are always sterile females and it is impossible to create breeding ants.
* ZergRush: Because upgraded ants don't gain much stats, it's more benefitial to focus on quantity over quality early on for more damage over time and more labors. Upgrading is recommended when you have a surplus of food or when level 3 abilities are required.

* MisplacedWildlife: This is [[{{Justified}} justified]] as ''Solenopsis invicta'' is one of the most prolific invasive species on Earth. So while the species is native to South America, their missions are set in a swamp in North Carolina, USA.

* ButtCannon: They shoots scalding liquid from their abdomen.

* ButtCannon: They shoots formic acid from their abdomen.

* SpiderAreScary: The arachnids are depicted to be menacing forces. They are usually the strongest and fastest in their environment.

* TechnicianVersusPerformer: The challenge mission for 3.x has the player Gene-Thief colony face off against a second colony, which the scientists' comments implies was the one that provided the ants in the previous challenge missions. In the ensuring bout, the rival colony is the Technician (it uses slave maker ants, trapjaw ants, and army ants, all of whom are optimized for brutal melee combat) while the player colony is the Performer (which uses the more varied [[TheGenericGuy black ants]], [[LongRangeCombatant wood ant]], and [[GiantMook leaf cutter ants]], all of whom can be further customized to suit player strategy). The Performer ends up defeating the Technician here, since the rival colony's army is solely geared toward winning via brute force, allowing your colony to outmaneuvre them.

* MisplacedWildlife: This is [[Justified justified]] as ''Solenopsis invicta'' is one of the most prolific invasive species on Earth. So while the species is native to South America, their missions are set in a swamp in North Carolina, USA.

* SpiderAreScary

American bullfrogs are titan enemies in the swamp missions. They are also the largest enemies in the game.

* TechnicianVersusPerformer: The challenge mission for 3.x has the player Gene-Thief colony face off against a second colony, which the scientists' comments implies was the one that provided the ants for the previous challenge missions. In the ensuring bout, the rival colony is the Technician (it uses slave maker ants, trapjaw ants, and army ants, all of whom are optimized for brutal melee combat) while the player colony is the Performer (which uses the more varied [[TheGenericGuy black ants]], [[LongRangeCombatant wood ant]], and [[GiantMook leaf cutter ants]], all of whom can be further customized to suit player strategy). The Performer ends up defeating the Technician here, since the rival colony's army is solely geared toward winning via brute force, allowing your colony to outmaneuvre them.

* ContestWinnerCameo: They were one of the rewards for the Kickstarter campaign and are set to be the final gene-thief ant units in the story mode.

[[folder:Other Creatures]]
The various creatures you need to fight to survive.

!!Woodworms
Woodworms are unnamed beetle larvae.

* HarmlessEnemy: They are incapable of doing any damage. They can only [[TheWoobie crawl away in fear]] when attacked.

!!Devil's Coach Horse Beetles (''Ocypus solens'')/ Green Rove Beetles (''Phanolinus auratus'')/ Blue Rove Beetles (''Plochionocerus fulgens'')
Rove beetles are common underground enemies.

* {{Mooks}}: Their young are the most common enemies you face in the game.
* StandardStatusEffects: The adults can release a [[{{Fartillery}} foul-smelling gas]] from their abdomen that damage and disrupt nearby enemies.
* SeldomSeenSpecies: You don't find much information about the rainforest rove beetles online.
* UndergroundMonkey: They are different species of rove beetles, with various stats and status effects.

!!Woodlice
Woodlice are common underground crustaceans.

* HarmlessEnemy: They are incapable of doing any damage.
* HeavilyArmoredMook: At low health, they can cling to the ground to gain extra resistance.

!!Funnelweb Spiders (''Segestria florentina'')
Funnelweb spiders are known for the funnel-shaped nests.

* ChestMonster: Their nests are filled with delicious insect remains. Any small creatures stepping on the webs will be slowed down and then captured by the fast spiders.
* FragileSpeedster: They have low health and high speed.

!!Mole Crickets (''Gryllotalpa gryllotalpa'')
Mole crickets are challenge mode enemies for the log missions.

* DungeonBypass: These crickets invade your brood chambers from above. There is no way to prevent this from happening.
* FinalBoss: An Uber mole cricket acts as the final boss for Excavators.

!!Beach Tiger Beetles (''Cicindella dorsalis'')/ Six-spotted Tiger Beetles (''Cicindella sexguttata'')
The adult tiger beetles are carnivorous diurnal enemies. Beach tiger beetle larvae are challenge mode enemies for the beach missions.

* AntlionMonster: Beach tiger beetle larvae burry themselves underground. Unlike antlion, they have to leave their burrows to attack, exposing their soft bodies. They don't surface near large groups of ants.
* LightningBruiser: The adults have high health, speed and attack.
* StandardStatusEffects: The adult beach tiger beetles can stun multiple enemies at once.
* UndergroundMonkey: They are different species of tiger beetles with various stats and status effects.

!!Hermit Crabs
Hermit crabs are nocturnal crustaceans.

* BonusBoss: In side mission Babysitting, an Uber hermit crab can be found hidden under a log. Killing it is not required to beat the mission. It was left there as a joke during a developing stream.
* HeavilyArmoredMook: At low health, they can retreat into their shells to gain extra resistance and [[RegeneratingHealth heal themselves]] in the process.

!!Beach Wolf Spiders (''Arctosa littoralis'')
Wolf spiders are nocturnal enemies.

* DungeonBypass: Any wolf spiders entering your nest can run pass your defense to a random brood chamber.
* FinalBoss: Some adult female spiders serve as the final opponents in mission 2.1.
* HyperactiveMetabolism: Adult spiders can [[SwallowedWhole devour small creatures]] to replenish their health in battle.
* LightningBruiser: The adults have high health, speed and attack.
* StandardStatusEffects: Large spiders can occasionally inject venom to enemies, damaging it over time.
* TheProtagonist: Wolf spider is the protagonist of [[HolidayMode the holiday missions]]. It's voiced by the community manager Mike.

!!Root Aphids
Root aphids are on of your primary food sources.

* HelpfulMook: They constanly secrete honeydew and repopulate, making them a reliable food source for your colony.

!!Ladybugs
Ladybugs are obtacles for harvesting honeydew.

* BanditMook: Ladybugs will occasionally swoop down to eat your aphids. They will fly away at low health.

!!Harvestmen
Harvestmen are common surface enemies.

* CowardlyMooks: They avoid groups of insects and tend to attack lone ones. They [[AnArmAndALeg drop their legs]] as distraction and run away at low health.
* StandardStatusEffects: They can constanly stun multiple enemies at once, making them [[GoddamnedBats annoying]] to deal with.

!!Jumping Spiders (''Psecas viridipurpureus'')/ Magnolia Green Jumper (''Lyssomanes viridis'')
Jumping spiders are diurnal enemies in various missions.

* CowardlyMooks: They avoid groups of insects and tend to attack lone ones. They run away when surrounded.
* DungeonBypass: Any jumping spiders entering your nest can run pass your defense to a random brood chamber.
* FragileSpeedster: They have low health and high speed.
* PaletteSwamp: The jumping spiders faced in the Carolina swamps that comprise the Fire Ant missions are recolored versions of the ones faced in the Leaf Cutter missions.

!! Spiny Devil Bush Crickets (''Panacanthus varius'')
Spiny devil bush crickets are nocturnal enemies.

* StandardStatusEffects: The adults attack by thrashing their spiny bodies around, causing all nearby enemies to bleed, damaging them over time.
* TheSpiny: They are covered with sharp spines that can damage any enemies making direct contact with them.

!!Leaf-mimic Praying Mantises (''Pseudoxyops perpulchra'')
Leaf mimic praying mantises are diurnal enemies.

* HyperactiveMetabolism: Adult mantises can [[SwallowedWhole devour small creatures]] to replenish their health in battle.
* StealthyMook: They cannot be seen on the minimap. Their health bar can only be shown in battle.

!!Whip Spiders (''Heterophrynus batesii '')
Whip spiders are nocturnal enemies.

* BladeBelowTheShoulder: They have huge pedipalps covered with large and sharp spines, which help impaling and immobilizing any prey within their range.
* BonusBoss: A huge whip spiders can be found in mission 3.2, hidden under a piece of wood. It will emerge after some time has passed, depending on difficulty. While it does not provide any food on its own (leaf cutters cannot consume fallen enemies), it guards a choice patch of leaves.
* FinalBoss: A huge whip spider is the final opponent for Aggrandise.
* MightyGlacier: Whip spiders currently have the highest health and attack in the game. However, they have low speed and need to constantly reposition themselves in battle to make use of their long pedipalps.
* StandardStatusEffects: The adults have various attacking patterns to deal with different situations. They can either [[{{Knockback}} knock enemies back]] and stun them or cause all nearby enemies to bleed, damaging them over time.

!!Phorid Flies
Phorid flies are challenge mode enemies for the rainforest missions.

Velvet worms are centipede-like creatures that can shoot sticky liquid to defend themselves. Due to their complex movement and the overhaul of movement code, they are put on the back burner. The developers wanted to keep them in the game in the future.

Bombadier beetles can shoot a stream of scalding liquid powerful enough to knock enemies away from their abdomens. They are confirmed to be enemies for the swamp missions.

* ButtCannon: Shoots scalding liquid from its abdomen.
* RecurringElement: As a beetle that shoots fluid from its abdomen, it is the equivalent of the Devil's Coach Horse Beetle and the rove beetles from the previous missions.

False bombadier beetles can shoot [[AcidAttack formic acid]] from their abdomens like wood ants. They disguise themselves as true bombardier beetles for protection. They are confirmed to be enemies for the 4th set of missions.

!!Velvet Ants (''Dasymutilla occidentalis'')
Velvet ants are socially parasitic wasps that cannot fly. They are confirmed to be enemies for the swamp missions.

* BewareOfMyStinger: At low health, they can retaliate using their extremely venomous stingers.
* NonIndicativeName: They're wasps, not ants, though they impersonate ants for hteir own benefit.
* TheSpiny: Their bodies are covered with thin spines that can damage any enemies making direct contact with them.

!!Great Blue Skimmers (''Libellula vibrans'')
Great blue skimmers are the first to be officially classified as "titan" enemies. They are confirmed to be enemies for the swamp missions.

* AirborneMook: They stay in the air most of the time and only swoop down to eat.
* GiantFlier: Being a giant variety of dragonfly, they are this within the scope of the game.

!!Green Lynx Spiders (''Peucetica viridans'')
They are the largest true spiders in the game. They are confirmed to be enemies for the swamp missions.

!!Six-spotted Fishing Spiders (Dolomedes triton)
They can walk on water to attack fire ant bridges. They are confirmed to be challenge mode enemies for the swamp missions.

!!Pine Woods Tree Frog (''Hyla femoralis'')
They are the first vertebrates to be in the game. They are confirmed to be enemies for the swamp missions.

!!Predator Plants
Venus flytraps and pitcher plants are confirmed to be enemies for the swamp missions.

!!Formosan Termites (''Coptotermus formosanus'')
Formossan termites are known for building massive underground nest. They are confirmed to be enemies for the 5th set of missions. They will have a food processing system similar to leafcutter ants.

* AmbiguousSituation: The developer comments on the forums open up the possibility that they will be playable, but there is no confirmation either way.

!!Sun Spiders
They are confirmed from Liam's stream to be enemies for the 5th set of missions.

!!Rainbow Lizards
They are confirmed from Liam's stream to be enemies for the 5th set of missions.

* {{Kaiju}}: At almost a foot in length, these things ''tower'' above every invertebrate in the game.

* MonoGenderMonsters: All ants in the game are female, since worker/warrior ants are always sterile females and it is impossible to create breeding ants. The developers have stated they might alter this in the future and make producing a certain number of breeding ants a win condition in Freeplay.
* ZergRush: Because upgraded ants don't gain much stats, it's more benefitial to focus on quantity over quality early on for more damage over time and more labors. Upgrading is recommended when you have a surplus of food or when you need level 3 abilities.

Wood ants are playable as a complete species. They are famous for shooting acid from their abdomen as defense.

* ButtCannon: Wood ants can shoot [[AcidAttack formic acid]] from their abdomen, dealing venom-type damage.
* GlassCannon: The shooters have low health and speed but they can do really high damage.

* StoneWall: The melee soldiers have very high health but they cannot do much damage.

* EquippableAlly: Level 3 medias and majors can get two minims to board them and fend off the annoying phorid flies while they are busy carrying leaves.

* TrademarkFavoriteFood: Their only food source is the fungus they cultivated from harvested leaves. In freeplay mode, choosing leafcutter ants will allow harvestable plants to appear on the map.

Fire ants are set to be the fourth playable ant species in the game. They are famous for using their own bodies to build rafts and bridges. They are planned to have the ability to spawn two ants from one tile at level 3.
* BewareMyStingerTail: Both fire ant workers and soldiers have stinger on their abdomen. They sting after every two bites, dealing venom-type damage.

* MisplacedWildlife: {{Justified|Trope}} - ''Solenopsis invicta'' is one of the most prolific invasive species on Earth (its common name is ''[[ExactlyWhatItSaysOnTheTin the red imported fire ant]]''), so while the species is native to South America, their missions are set in a swamp in one of the Carolinas.

Matabele ants are confirmed to be playable as a complet species in the 5th set of missions. They are famous for raiding termite nests and taking care of the wounded. They will act as [[TheMedic healer units]] for the gene-thief ants.

* TheMedic: A given, as it is literally the ''only'' ant known in real life to employ "medics".

Trap-jaw ants are playable as gene-thief ant units. They are famous for their immense bite force.

Army ants are playable as gene-thief ant units. They are famous for devastating anything on their hunting trail.

Little black ants are confirmed to be playable as a complete species after the swamp missions are released. They are the smallest ants in the game. They are known for waving their gasters to deter enemy.

Bullet ants are confirmed to be playable as the last gene-thief ant units in story mode. They are known for their huge size and incredibly powerful stings.

* ContestWinnerCameo: They were one of the rewards for the Kickstarter campaign, and are set to be the final type of gene-stealer ant unit added into the story mode.

* TheCavalry: In mission 3.2, scouts will occasionally appear on empty lanes. After spotting your ants, they quickly run back to their swarm calling for reinforcement. Killing the scouts can prevent the reinforcement from arriving.

* BonusBoss: A huge whip spiders can be found in mission 3.2, hidden under a piece of wood. It will emerge after some time has passed, depending on difficulty.

* BanditMook: Slavemaker ants steal larvae from other colonies. The stealers will sneak pass your defense line while the tanky soldiers act as distraction.

* TheProtagonist: They are the protagonists of story mode.

* TrademarkFavoriteFood: They are omnivores, but seeds are often seen as their primary food source. The male scientist feeds them with large number of seeds as reward after you complete a mission.

!!Slavemaker Ants (''Formica sanguinea'')
Slavemaker ants are only playable as gene-thief ant units. They are famous for stealing larvae from other colonies to raise as their own.

* FinalBoss: An Uber mole cricket act as the final boss for Excavators.

* UndergoundMonkey: They are different species of tiger beetles with various stats and status effects.

Little black ants are confirmed to be playable as a complete species after the 4th set of missions is released. They are the smallest ants in the game. They are known for waving their gasters to deter enemy.

Big-headed ants are confirmed to be playable as a complete species after the 4th set of missions is released. The super-soldiers possess huge heads with powerful bites, which however make them quite clumsy.

Hermit crabs are nocturnal crustaceans in the beach missions.

Root aphids are on of your primary food source.

The jumping spiders are diurnal enemies in various missions.

!!Leaf-mimic Praying Mantises

Velvet worms are centipede-like creatures that can shoot sticky liquid to defend themselves. However, due to their complex movement and the overhaul of movement code, they are put on the back burner. The developers wanted to keep them in the game in the future.

!!Bombardier Beetles
Bombadier beetles can shoot a stream of scalding liquid powerful enough to knock enemies away. They are confirmed to be enemies for the 4th set of missions.

* {{Fartillery}}: By waving their gasters, they release foul-smelling odor to debuff enemies.

Woodworms are your primary food source in mission 1.1.

* HarmlessEnemy: They are incapable of doing any damage.
* TheWoobie: They can only crawl away in fear when attacked.

!!Devil's Coach Horse Beetles (''Ocypus solens'')
Devil's coach horse beetles are common underground enemies in mission 1.X and 2.X.

* StandardStatusEffects: The adults can release a [[{{Fartillery}} foul-smelling gas]] from their abdomen that confuses nearby enemies.

Woodlice are your primary food source in mission 1.X.

* HeavilyArmoredMook: Woodlice have high health and heavy armor. At low health, they can hunker down onto the ground to gain extra defense.

Funnelweb spiders are enemies in mission 1.2.

* FragileSpeedster: Funnelweb spiders have low health and high speed.

Mole crickets are new enemies in mission 1.X challenge mode.

!!Beach Tiger Beetles (''Cicindella dorsalis'')
The adult tiger beetles are diurnal enemies in mission 2.1 while their young are new enemies in mission 2.X challenge mode.

* AntlionMonster: Tiger beetle larvae burry themselves underground. Unlike antlion, they have to leave their burrows to attack, exposing their soft bodies. Therefore, they don't surface near large groups of ants.
* LightningBruiser: The adults have high health, speed and attack, making them quite a challenge to take down for a young colony.
* StandardStatusEffects: The adults can stun multiple enemies at once using their wide carving jaws.

Hermit crabs are nocturnal enemies in misson 2.X.

* BonusBoss: In side mission Babysitting, an Uber hermit crab can be found hidden under a log in the bottom left corner of the map. Killing it is not required to beat the mission. It was left there as a joke during the developing stream.
* HeavilyArmoredMook: Hermit crabs have high health and heavy armor. At low health, they can retreat into their shells to gain extra defense and [[RegeneratingHealth heal themselves]] in the process.

Wolf spiders are nocturnal enemies in misson 2.X.

* FinalBoss: An adult female serves as the final opponent in mission 2.1.

* LightningBruiser: The adults have high health, speed and attack, making them quite a challenge to take down for a young colony. Their young are oddly strong despite being so tiny.
* StandardStatusEffects: Large spiders can occasionally inject venom to a single enemy, damaging it over time.
* TheProtagonist: Wolf spider is the protagonist of [[HolidayMode the holiday missions]]. It's voiced by the community manager, Mike.

Root aphids are your primary food source in mission 2.2.

* HelpfulMook: They constanly secrete honeydew, making them a reliable food source for your colony.

Ladybugs are enemies in mission 2.2.

!!Rove Beetles (''Phanolinus auratus'' and ''Plochionocerus fulgens'')
Rove beetles are common underground enemies in missions 3.X.

* SeldomSeenSpecies: You don't find much information about these species online.
* StandardStatusEffects: The adults can release a [[{{fartillery}} foul-smelling gas]] that either or poisons the enemies (green variant) or scares the enemies away (blue variant).
* UndergroundMonkey: They are South American cousins of the European devil's coach horse beetles, with either more damaging attack (green variant) or more disrupting status effect (blue variant).

!!Harvestmen
Harvestmen are enemies in mission 3.X.
----

!!Jumping Spiders (''Psecas viridipurpureus'')
Jumping spiders are enemies in mission 3.X.

Spiny devil bush crickets are nocturnal enemies in mission 3.X

!!Leaf Mimic Praying Mantises
Leaf mimic praying mantises are diurnal enemies in mission 3.X

* BossInMookClothing: The adults have high health and attack. They can constantly eat ants to heal themselves in battle, making them a big challenge to take down, even for a well developed colony. A few adults can dispatch an entire army ant trail just by themselves in mission 3.2.

Whip spiders are nocturnal enemies in mission 3.2.

* BonusBoss: A huge whip spiders can be found in mission 3.2, hidden under a piece of wood. It will emerge after some time has passed, depending on difficulty. It guards the biggest plant on the map.
* FinalBoss: A huge whip spider is the final opponent for the side mission Aggrandise.
* MightyGlacier: Whip spiders currently have the highest health and attack in the game, with heavy armor to boost. However, they have low speed and need to constantly reposition themselves in battle to make use of their long pedipalps.
* StandardStatusEffects: The adults have various attacking patterns to deal with different situations. When approached by too many enemies, they swipe their pedipalps outwardly, [[{{Knockback}} knocking enemies back]] and stunning them. When surrounded, they violently thrash their spiny bodies around, causing all nearby enemies to bleed, damaging them over time.

Phorid flies are new enemies for mission 3.X challenge mode.

* AirborneMook: Phorid flies swarm above harvestable plants, far from leafcutter ants' reach. They swoop down quickly to lay eggs inside ants' heads.
* PuppeteerParasite: Although infected ants don't lose health and can still follow order, they receive multiple debuffs, which drastically hinder their harvesting ability, and die after a certain amount of time.

Velvet worms are centipede-like creatures that can shoot sticky liquid to defend themselves. They were meant to be enemies for the 3rd set of missions. However, due to their complex movement and the overhaul of movement code, they are put on the back burner. The developers have confirmed to keep them in the game.

!!Velvet Ants(''Dasymutilla occidentalis'')
Velvet ants are socially parasitic wasps that cannot fly. They lay eggs inside other wasps or bees' nest, letting the hosts raise their young. They are confirmed to be enemies for the 4th set of missions.

!!Six-spotted Tiger Beetles (''Cicindela sexguttata'')
Six-spotted tiger beetles are confirmed to be enemies for the 4th set of missions.
---
* UndergroundMonkey: They are North American cousins of the European beach tiger beetles, with confirmed different abilities and stats.

Great blue skimmers are the first to be officially classified as "titan" enemies. They are confirmed to hover above the ground, so ants can only attack them when they swoop in for some snacks.

!!Venus Flytrap
They are confirmed to be enemies for the 4th set of missions.

!!Formosan Termites
Formossan termites are known for building massive overground nest. They would be unlocked as part of the kickstarter goal, winning over European wasps.

** Brood tiles also have different colors corresponding to their units in one colony.
* ZergRush: Because upgraded ants don't gain much stats, it's more benefitial to focus on quantity over quality early on for more damage over time and more labors. Upgrading is recommended when you have a surplus of food late game or you need level 3 abilities.

!!Gene Thief Ants (''Formica ereptor'')
Gene thief ants are the protagonists of story mode and many side missions. They can absorb traits of other ant species to adapt to different challenges. You can bring your customized gene thief colony from story mode to freeplay mode.

* AnotherSideAnotherStory: The opposing gene thief colony in formicarium challenge 3 is playable in side mission The Other Foot. You have to constantly supply workers for the main colony's formicarium challenge, while surviving even greater challenges that the scientist throws at you.
* ArtisticLicenseBiology: Gene thief ants can absorb the traits of other ant species to adapt to different challenges. They are completely [[OriginalCharacter fictitious]] and exist only to let you use different ant species in the same colony. There is no species in the Formica genus that has the level of physical variation seen here.

* DivergentCharacterEvolution: Gene thief ants start with only [[WorkerUnit workers]]. You have to use royal jelly to [[LegoGenetics unlock other species as your units]]. You can only pick one type of wood ants, leafcutter ants and fire ants per colony, and the choice is permanent. You can also unlock two additional abilities for each unit, including your queen, which let your colony keep up with the formicarium challenges.

* UpgradeVsPrototypeFight: The opposing gene thief colony in formicarium challenge 3 is your counterpart with slavemaker ants, trapjaw ants and army ants in their colony. Their queen also has additional abilities like your queen can. It's assumed that your colony is the prototype as the opposing colony has just arrived for the formicarium challenge 3 and you have to win to proceed through the story mode.

Black ants are playable in mission 1.X. They are the most basic ant species in the game.

* JackOfAllStats: They have average stats compared to other ant species. Level 3 black ants only gain more speed, letting them swarm over enemies faster.

Wood ants are playable in mission 2.X. They are famous for shooting acid from their abdomen as defense.

* GlassCannon: The shooters have low health and speed, but they can do really high damage.

Leafcutter ants are playable in mission 3.X. They are famous for growing fungus from harvested leaves.

* EquippableAlly: Level 3 medias and majors can get two minims to board them, helping them to fend off the annoying phorid flies while they are busy carrying leaves.

* MutuallyExclusiveMagic: At the beginning of a mission, you are allowed to choose between pervasive soldiers or vigorous soldiers. Pervasive soldiers [[WeHaveReserves can hatch for free]] if they have been pupae for a certain amount of time. Vigorous soldiers [[StatusBuff gain a boost in stats]] for a certain amount of time after hatching.

Slavemaker ants are enemies in mission 1.2. They are famous for stealing larvae from other colonies to raise as their own.

* {{Foil}}: To the gene thief ants. Both have other ant species in their colonies. However, slavemaker ants steal larvae from other colonies while gene thief ants outright transform into other species.

!!Trapjaw Ants (''Odontomachus baurii'')
Trapjaw ants are enemies in missions 3.1. They are famous for their immense bite force.

* TacticalWithdrawal: These ants can use their jaws as catapults to eject themselves out of danger and [[RegeneratingHealth heal themselves]] in the process. This is not always effective, since they can jump straight into enemies' ranged attacks or get themselves surrounded by enemies' reinforcement.

Army ants are enemies in mission 3.2. They are famous for devastating anything on their hunting trail.

* StatusBuff: Majors can increase the damage of their allies after fighting for a certain amount of time.

Little black ants are the smallest ants in the game. They are confirmed to be enemies of the fire ants in the 4th set of missions. They are confirmed to be playable in free play in the future.

* Fartillery: By waving their gasters, they release foul-smelling odor to deter enemies.

Big-headed ants are confirmed to be enemies of the fire ants in the 4th set of missions. The super-majors possess huge heads with powerful bites, which however make them quite clumsy. They are confirmed to be playable in free play in the future.

Bullet ants are known for their incredibly powerful stings. They would be unlocked as part of the kickstarter goal, winning over vampire ants.

!!Velvet Ants

Little black ants are the smallest ants in the game. They are confirmed to be enemies of the fire ants in the 4th set of missions. Because they share the same underground nest system as most of the previously introduced ants, they are confirmed to be playable in free play in the future.

* ZergRush: Because upgraded ants don't gain much stats, it's more benefitial to focus on quantity over quality early on for more damage over time and more labors. Upgrading is recommended when you have a surplus of food late game or you want to unlock level 3 abilities.

!!Six-spotted Tiger Beetles
They are confirmed to be enemies for the 4th set of missions.

!!Great Blue Skimmers
Great Blue Skimmers are the first to be officially classified as "titan" enemies. They are confirmed to hover above the ground, so ants can only attack them when they swoop in for some snacks.

!!Venus Flytrap

* ZergRush: Because upgraded ants don't gain much stats, it's more benefitial to focus on quantity over quality early on for more damage over time and more labors.

* AfterCombatRecovery: All ant units can recover really slowly, at 6 HP per minute, when not fighting enemies.