Mewtwo (BS 10)
Psychic
10+
Does 10 damage plus 10 more damage for each Energy card attached to the Defending Pokémon.
Barrier
Discard 1 Energy card attached to Mewtwo in order to use this attack. During your opponent's next turn, prevent all effects of attacks, including damage, done to Mewtwo.
weakness: x2
resistance: none
retreat cost: 3