* {{Adorkable}}
* AllMenArePerverts: Not as much or as loudly as Pip, though.
* ButtMonkey
* DeadpanSnarker
* OnlySaneMan: When he's not succumbing to NotSoAboveItAll tendencies.
* TokenHuman
* WalkingTechbane: Technology ''explodes'' in his presence.

* BewareTheNiceOnes
* BrainyBrunette: Colorations of her depict her with light brown fur/hair.
* CatGirl
* CovertPervert
* DeadpanSnarker
** CatsAreSnarkers
* GamerChick: Loves her StreetFighter.
* GenkiGirl: At times.
* HardDrinkingPartyGirl: Played with. Only seen to drink on holidays, and when she does, she inevitably ends up with a horrendous hangover.
* PluckyGirl
* {{Tsundere}}: She's rather moody but generally nice.

* AllMenArePerverts: So much so that he apparently has [[http://jollyjack.deviantart.com/art/2nd-Character-Q-and-A-431089129 hidden cameras in the house]] for when the sexual tension between Art and Kat finally reaches its breaking point.
* ButtMonkey
* EverythingsBetterWithPenguins
* JerkAss
** JerkWithAHeartOfGold: At times; at other times he's almost the TokenEvilTeammate.
--> '''Pip:''' I even held it down.
* NerdGlasses
* PitySex: Well, partly
* SarcasmBlind

* AttentionDeficitOohShiny
* CloudCuckoolander
* ColourfulThemeNaming: With her sisters.
* TheCutie: Along with her sisters.
* EverythingsNuttierWithSquirrels
* FieryRedhead
* GadgeteerGenius
* GeniusDitz
* '''GenkiGirl'''
* HiveMind: With her sisters.
* InnocentFanserviceGirl
* LeetLingo: Her name is spelled 5C4RL37.

!!Violet, Amber and Jade
* ColourfulThemeNaming: With Scarlet.
* EverythingsNuttierWithSquirrels
* GadgeteerGenius
* {{Hikikomori}}: Due to OZBASIC making them agoraphobic.
* HiveMind
* IdiotHair: Amber's ahoge.
* LeetLingo: Their names as spelled are [=V10L37=], 4M83R, and [=J4D3=].
* {{Mad Scientist}}s
* {{Satellite Character}}: They're practically never seen apart. Justified in that the closer they are to each other, the more intelligent they become.
* WeaksauceWeakness: Severe agoraphobia, [[InvokedTrope forced upon them]] to keep them from running away like Scarlet did.

* TheChewToy: Bordering on CosmicPlaything
* CoolPet
* EverythingsBetterWithPlatypi
* TeamPet
* TheWoobie

* AuraVision
* ExperimentedInCollege: Implied. During a fan [[http://jollyjack.deviantart.com/art/2nd-Character-Q-and-A-431089129 Q&A with various Jolly Jack characters]] when asked if there she was more than friends with Kat she shrugged the question off answering "It was college."
* FetishFuelStationAttendant
* NightmareFetishist
* PerkyGoth

* AffablyEvil
* AxCrazy
* EvilIsHammy
* HarmlessVillain
** NotSoHarmlessVillain: He was just warming up.
* TheNapoleon

* AdorableEvilMinions: While following Jack.
* DarkIsNotEvil
* HeelFaceTurn
* LivingShadow
* MundaneUtility: What they're used for.

* AIIsACrapShoot
* {{Expy}}: Of [[{{VideoGame/Portal}} GLaDOS]].

* AlphaBitch
* BitchInSheepsClothing
* [[spoiler:BreakTheHaughty: Losing her job.]]
* DefrostingIceQueen: [[spoiler:subverted. Her seeming affection to Pip was just a ruse and she's still just as horrible as before.]]
* DisproportionateRetribution: Why does she hate Kat so much? [[spoiler:She had the same Pink Pony lunchbox as Hilary when they were both kids.]]
* EvilRedhead: Colorations depict her with red hair.
* HairRaisingHare
* HelloNurse
* [[spoiler:JerkWithAHeartOfJerk]]
* SexForSolace

!!Mr. Jackson
* AllMenArePerverts
* AuthorAvatar
* TheHedonist
* RidiculouslyCuteCritter: He's a hamster.

* BuxomIsBetter
* MsFanservice
* {{Meganekko}}
* TheQuietOne - or is it TheVoiceless?
* SatelliteCharacter: To Mr Jackson.