Tentacool - 040/070 is a Common rarity card from the Pokémon XY5-Bt: Tidal Storm set, showcasing the Water/Poison-type Pokémon. As a part of the Japanese variant collection, it holds a current market value of $2.00. Collectors appreciate its artwork and role in the game's mechanics, contributing to its appeal among fans and players alike. The card's availability and low price point make it a suitable addition for those looking to enhance their collections.