Necrozma-GX

Prismatic Burst

10+

Discard all Psychic Energy from this Pokémon. This attack does 60 more damage for each card you discarded in this way.

Black Ray-GX

This attack does 100 damage to each of your opponent's Pokémon-GX and Pokémon-EX. This damage isn't affected by Weakness or Resistance. (You can't use more than 1 GX attack in a game.)