Lorelei's Cloyster (anime)

Prima's Cloyster is one of Prima's Pokémon.

Biography
Prima used Cloyster to battle a trainer during her lection. Afterwards, she used it to battle Pikachu, who did not manage to get a lot of chances to attack Cloyster. After Pikachu hit Cloyster with a Thunderbolt, Cloyster retaliated using Rage, defeating Pikachu with an Aurora Beam and a Take Down attack.