Mew ex

Card Number | Rarity: 88/92 | Classic Collection
Card Type: Psychic
Card Text: Poke-BODY — Versatile

Mew ex can use the attacks of all Pokémon in play as its own. (You still need the necessary Energy to use each attack.)
Attack: [1D] Power Move

Search your deck for an Energy card and attach it to Mew ex. Shuffle your deck afterward. Then, you may switch Mew ex with 1 of your Benched Pokémon.