This Pokémon slowly regains HP during rain.
| Name | Slot |
|---|---|
| Squirtle | Second |
| Wartortle | Second |
| Blastoise | Second |
| Tentacool | Hidden |
| Tentacruel | Hidden |
| Lotad | Second |
| Lombre | Second |
| Ludicolo | Second |
| Wingull | Hidden |
| Pelipper | Hidden |
| Surskit | Second |
| Morelull | Hidden |
| Shiinotic | Hidden |