Super Dimensional Pet Shop

In the remote Pioneer Star, there is a mysterious and terrifying pet shop. The best-selling carp king in the store is a scary existence that can evolve into a dragon! Marshmallow, which exists only as a mascot, is an immortal god! If you happen to encounter a human-shaped octopus named Cthulhu, don't be curious to approach it, the nearby mental hospital is full. As for the flightless Gulardo, the ultra-blue-eyed white dragon with three heads, and the super-splitting seat that soars into the universe... It's just the miscellaneous fish that can't be ranked in the pet store. They can't even beat a pet shop assistant. Because these shop assistants are also humanoid warfare pets from all heavens! ... ... Dimensional world: Pokémon, Digimon, Yu-Gi-Oh, Reaper, One Piece, Naruto, Cthulhu, SCP Foundation, Shan Hai Jing...