The Pokémon steps on the opposing Pokémon's shadows to prevent them from fleeing or switching out.

Pokémon with Shadow Tag

Pokémon with Shadow Tag
#SpriteNameTypeHPATKDEFSpASpDSPETotal
202WobbuffetWobbuffetPSYCHC1903358335833405
360WynautWynautPSYCHC952348234823260