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2012 alien alien_humanoid alternate_universe animal_humanoid archived_source armor arthropod arthropod_humanoid artist_collaboration cherryvincent chronidu claws duo exoskeleton eyewear feralstuck genitals glasses homestuck horn horned_humanoid human human_on_humanoid humanoid insect interspecies john_egbert karkat_vantas male male/male mammal ms_paint_adventures penis petstuck rectangular_glasses troll_(homestuck)