Effect
On switch-in, if this Pokemon is a Wishiwashi that is level 20 or above and has more than 1/4 of its maximum HP left, it changes to School Form. If it is in School Form and its HP drops to 1/4 of its maximum HP or less, it changes to Solo Form at the end of the turn. If it is in Solo Form and its HP is greater than 1/4 its maximum HP at the end of the turn, it changes to School Form.
Pokémon with Schooling (0)
No Pokémon on the Champions roster have Schooling.