Comic Books
- Upon unlocking oil derricks the flavor text reads "Roxxon", a nod to the petroleum industrial conglomerate in Marvel comics.
- When you build the Supercollider, a scientist named "Hank Pynn" can discover "Pynn particles" that shrink matter, improving your storage space.
Film
- A race of sand people called Tuskins are one option on desert worlds.
- Flavor Text for the Wizard Sanctum in the Magic universe is "There is no good and evil, there is only power...and those too weak to seek it"
- Flavor text for the Stellar Forge at the Neutron star Calvera is "the power of the sun in the palm of your hand"
- Flavor text for the War Droid is "You have 20 seconds to comply"
- Flavor text for Evil Extinguisher achievement (destroying an Evil universe) is "never will you find a more wretched universe of scum and villainy".
- During Easter, Wolven and Vulpine are reskinned as Bunny and Chocolate Bunny, with the latter being vicious and extremely stacked towards combat. Additionally, their MAD reset involves holy rocket propelled grenades.
Literature
- Some playable races include Balorgs, Ents, and Slitheryns.
- The Elves homeworld is Valinor, while the Ent homeworld is Fangorn.
- When reaching space the Orc name for Mercury is Mordor.
- The Pterodacti, a race with long, narrow heads and descended from leathery, featherless flying creatures, live on a planet called Crichton. Other planets in their system are called Jurassic, Prey and Andromeda.
- The Tuskin people (who can only evolve on desert planets) fittingly named their planet Rakis.
- The flavor text for wizard sanctums in the magic universe is "He that breaks a thing to find out what it is has left the path of wisdom."
Live-Action TV
- The Flavor Text for the Farpoint Station building is "Beware omnipotent beings", in reference to the "Encounter at Farpoint" episode of Star Trek: The Next Generation, where Q debuts.
- One technology unlocked during a True Path run are phasers.
Tabletop Games
- The Achievement for playing as a Demonic race and constructing a Hell Fortress to fight Hell's demons is fittingly called "Blood War".
- One of the later weapons you can research in the magic universe is Magic Missile.
- Ogres call their world Mourn after the Mourn Mountains from Warhammer Fantasy Battles.
- Balorgs and Imps are from Abyss and Baator respectively.
Video Games
- The Cath species is an obvious reference to fellow Idle game Kittens Game.
- The Cacti species is "surprisingly fast-moving, but easily startled". Just like the Cactuars from the Final Fantasy series. Additionally, their home planet is named after the island they are found at in Final Fantasy X.
- The Mantis race hails from the planet Chryssalid.
- One of the rare substances found only in space is Elerium.
- Building a marine garrison on Mars and assembling the World Collider will periodically open up a portal to Hell and the invasion will be stopped by a lone space marine wearing green armor. Triggering this event earns you the Doomed achievement.
- During a True Path run, one late game tech is a terraforming device Fallout fans may recognize: G.E.C.K., Global Ecosystem Construction Kit.
- The flavor text for the Exotic Materials Lab on Mars is "We're throwing science at the wall here to see what sticks." When designing an AI Core station the flavor text says " When the testing is over you will be missed." and the flavor text for the completed station asks "Where is the cake?"
- The flavor texts for feats tied to amount of achievements are all Oregon Trail messages.
- The flavor text for Pandemonium achievement that is, constructing Hell fortress) is "stay awhile and listen".
Western Animation
- Upon initiating a Black Hole Reset, the game will ask you multiple times if you're absolutely sure you want to go through with it. The flavor text for the final warning bids goodbye to the cruel world, cruel lamp, and cruel velvet drapes, lined with what would appear to be some sort of cruel muslin and their cute little pom pom curtain pull cords.
- The Flavor Text for the Smelter says 40% zinc, 40% titanium, 30% iron, 40% dolomite, 40% lead, 0.04% nickel.
- Flavor text for the Repair Droids is "I am bender, please insert girder".
- One of the first new substances found in Andromeda is bolognium.
- The home planet for the Tortoisian race (ie, tortoise people) is called Splinter.
- The flavor text for the Blank Slate feat (where you have to genetically remove all racial traits) is "A race is a race but a blank slate can be anything; it could even be a boat!"
Real Life
- Governors have names thematically linked to their race. A possible name for aquatic species is McBoatFace.
- Potential rival nations include the United States and the United Kingdom.
- The description of the achievement for building 99 Supercolliders ("Didn't destroy your planet with an artificial black hole") refers to the fears, circulating in the 2000s and 2010s, that new particle accelerators — most famously the LHC — could produce micro black holes.