Ditto

It has the ability to reconstitute its entire cellular structure to transform into whatever it sees.

Ability — Metamorphosis Gene: If this Pokémon is your Active Pokémon, it can use the attacks of your opponent's Active Pokémon. (You still need the necessary Energy to use each attack.)

Stick On (10): Attach a basic Energy card from your discard pile to this Pokémon.