Rare like Chansey, has the same healing idea as Chansey, is worse than Chansey... I don't do double-battle movesets, so this is for single battle.
EVs: HP, Defense, Sp. Def Nature: Bold
Psychic: To attack the foe, especially Psychics.
Calm Mind: Provides offensive and defensive boosts.
Sweet Kiss: Confuses the foe to help stall.
Encore: More stalling.