Yveltal GX

Sonic Evil100

This attack’s damage isn’t affected by Weakness or Resistance.

Absorb Vitality20

Heal from this Pokémon the same amount of damage you did to your opponent’s Active Pokémon.

Doom Count GX

If your opponent’s Active Pokémon has exactly 4 damage counters on it, that Pokémon is Knocked Out. (You can’t use more than 1 GX attack in a game.)