Other than changing appearance, what does the Schooling ability do?
Solution 1:
School Form has way better base stats, as listed on Serebii's Wishiwashi Pokedex page:
Normal Form:
- HP: 45
- Attack: 20
- Defense: 20
- Special Attack: 25
- Special Defense: 25
- Speed: 40
School Form:
- HP: 45
- Attack: 140
- Defense: 130
- Special Attack: 140
- Special Defense: 135
- Speed: 30