>>52615983My idea is that it's a "Weird Puberty Smash-Cut". No break in continuity of consciousness, just a Really Fucking Weird neurochemistry substitution. Notably, Paras and Parasect are the only Bug-types in the Grass egg group, meaning that you can stick a male Lurantis and female Parasect in a room and eventually get a new bug.
>>52616944>Effectively, four individuals lose their individuality to create one gestalt entity.Pretty "cleanly" comparable to Old Fashioned Marriage, and unlike that the participants are gaining Phenomenal Cosmic Power instead of just a legal expectation of cooperation and easy child-rearing paperwork.
>or otherwise loses limbs upon evolution (i.e. the Snivy line)Serperior does have arms, they simply default to folding behind the torso in support of the Signature Look of Smug Superiority. Does lose legs, but the arms are a common misconception.
>>52618725Can also be sequential hermaphroditism as seen in enough fish that I'm surprised it hasn't been made as a fig-leaf to the troons or just an obnoxiously opaque sexual dimorphism.
>>52618797If he was absolutely dead-set on Umbreon and you taught him a Fairy-type move well aware of Sylveon's evolution condition, then yes. (You) are to blame for him becoming a femboi obsessed over by the troon brigade.