Great Tusk ex (SV Black Star Promos 072)
Ability Quaking Demolition

Once at the end of your turn (after your attack), if this Pokémon is in the Active Spot, you must discard the top 5 cards of your deck.

Fighting Colorless Colorless Colorless
Great Bash

This attack's damage isn't affected by any effects on your opponent's Active Pokémon.

Card rule

When your Pokémon ex is Knocked Out, your opponent takes 2 Prize cards.