Golduck “Tentacool is a Water/Poison-type Jellyfish Pokémon. It evolves into Tentacruel starting at level 30. Tentacool “Tentacruel is a Water/Poison-type Jellyfish Pokémon. It evolved form of Tentacool. Tentacruel Totodile Mudkip Piplup Walrein Pages in category "Blue Pokémon" The following 7 pages are in this category, out of 7 total. G GolduckM MudkipP Piplup T Tentacool Tentacruel Totodile W Walrein Retrieved from "http://rockman-pokemon-unipedia.wikia.com/wiki/Category:Blue_Pok%C3%A9mon"