Aegislash (XY 85/146)
Ability Stance Change

Once during your turn (before your attack), you may switch this Pokémon with an Aegislash in your hand. (Any cards attached to this Pokémon, damage counters, Special Conditions, turns in play, and any other effects remain on the new Pokémon.)

Metal Metal Colorless Colorless
Buster Swing

This attack's damage isn't affected by Resistance.