M Ampharos-EX (AOR 28)
Exavolt
120+
You may do 50 more damage and leave your opponent's Active Pokémon Paralyzed. If you do, this Pokémon does 30 damage to itself.
When a Pokémon-EX has been Knocked Out, your opponent takes 2 Prize cards.
When 1 of your Pokémon becomes a Mega Evolution Pokémon, your turn ends.