->''"The first time you pass by the troll in the box you kind of try not to see it. ''
->''"It's gross as fuck when people do this. You guess maybe it's better than driving them out into the country and dumping them to make it on their own, or those stories you've heard about people dumping unwanted wrigglers in sacks into rivers--those you try not to think about because fuck, that is not okay on any level but it's not like you can do shit about it.''"
-->--the synopsis of the story

[[http://archiveofourown.org/series/33712 Unwanted Free Ugly Troll]] by [[http://archiveofourown.org/users/coldhope/pseuds/coldhope coldhope]] is a ''Webcomic/{{Homestuck}}'' {{FanFic}} that starts with Dave Strider finding an young abandoned troll in a box on the street. [[BystanderSyndrome He tries to ignore the little troll at first,]] until he sees the troll, still sitting in the box, later on that night. The box had the words [[TitleDrop "UNWANTED FREE UGLY TROLL"]] scribbled on the side. Dave takes pity on the poor creature and takes it home.
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* AdaptationNameChange: Karkat and Sollux share Dave's last name after he and Bro/Dirk adopt them, making them Karkat Strider and Sollux Strider.
* AlternateUniverse: In this place, trolls are pets.
* BreakTheCutie: Karkat and Sollux's backstories, but the point of the story is to reverse it.
** [[spoiler: Cronus falls under this category as well after it's revealed that he spent the vast majority of his life as a test subject for Crocker Corp's experiments, which got him addicted to smoking and drinking.]]
* CutenessProximity: Karkat is cute. So is Sollux. Exploited by Dave, who promotes their troll rescue society by having Karkat meet people and evoking this reaction.
* GentleGiant: Equius is described as towering over everyone and looks like a bodybuilder, but is very gentle with his patients.
* GuileHero: Equius [[spoiler: is able to trick Sollux's former owner into giving Dirk ownership and the FUSB by using his status as a veterinarian and her ignorance of the law]].
* InterspeciesFriendship[[spoiler: [[InterspeciesRomance /Romance]]]]: [[spoiler: Dave and Cronus have recently become moirails after Cronus admit to having very strong pale feelings toward him.]]
* [[ImTakingHerHomeWithMe I'm Talking Him Home With Me]]: A serious example as Karkat was abandoned, was ill and had emotional trauma from being abandoned.
** [[spoiler: Jade tried to take in Sollux, but he was allergic to her dog. Also like Karkat, Sollux was very sickly, injured, and suffering the abuse and abandonment from his former owners. He was taken in by Dirk]]
* KindlyVet: Equius
* [[spoiler:PlotAllergy]]: [[spoiler:Sollux was supposed to stay with Jade, but gets taken in by Dirk because he's allergic to dogs.]]
* RealityEnsues: When Karkat and Sollux were abandoned, they had a number of health issues after they were taken in.
* RecursiveFanfiction: Has one in the form of FanFic/{{Loophole}}.
* SelfDeprecation: Cronus would often delve into this, much to Dave's annoyance and frustration. He eventually started keeping it to a minimum.
* ShoutOut: To Fanfic/{{Brainbent}}, that Sollux's most beloved object is the [[UglyCute FUSB]] (Fucking Ugly Stuffed Bee).
* TheLoad: Cronus very quickly turned into this shortly after his arrival.
* TooDumbToLive: Sollux's former owner dumped him in a side of a road, even though he was microchipped.
* TroubledChild: Karkat and Sollux are little kids, but are recovering from abuse and/or abandonment.
** [[spoiler: Cronus is essentially an adult version of this trope and is recovering from depression and smoking addiction caused by his years as a test subject for Crocker Corp.]]
* UpperClassTwit: Sollux's former owner, [[spoiler:which Equius exploits as he threaten to prosecute her for animal cruelty, neglect, and illegally abandoning a pet without filling out the proper release paperwork.]]
* WhatMeasureIsANonHuman: The fanfic shows that while the trolls are kept as exotic pets, they are still sapient beings.
** [[spoiler: The named human characters are starting to start a organization that rescues abused and abandoned trolls in hopes of eventually encouraging more positive treatment toward trolls.]]