Mimikyu was only recently identified as a Pokémon. Previously, people thought it was just a ghost wearing a cloth.
Where to find Mimikyu in Pokemon Scarlet & Violet - Dexerto
Mimikyu (Pokemon) (Pokedex #0778) - AIEasyPic
0778 Disguised Mimikyu - Pokecharms PokéDex
Mimikyu hat, Gen III badge text, new Battle Party feature and more discovered in app's network traffic
Pokemon 10782 Shiny Mega Mimikyu Pokedex: Evolution, Moves, Location, Stats
Mimikyu, Pokémon Wiki
Mimikyu pokdex entry. by doppelganger62 on DeviantArt
Mimikyu Pokedex 005: Charmeleon by Brain-Spider-Media on DeviantArt
Pokemon, Mimikyu Pin Box, Mimikyu pin : Clothing, Shoes & Jewelry