| Pokédex ID | 72 | |||||||
|---|---|---|---|---|---|---|---|---|
| Name | Tentacool | |||||||
| Pokémon type 1 | Water | |||||||
| Pokémon type 2 | Poison | |||||||
| Egg group 1 | Water 3 | |||||||
| Egg group 2 | None | |||||||
| Immune to | ||||||||
| 1/4 damage from | ||||||||
| Half damage from | Steel | Fire | Water | Ice | Fighting | Poison | Bug | Fairy |
| 4x damage from | ||||||||
| Double damage from | Electric | Ground | Psychic |