When Pokémon-ex has been Knocked Out, your opponent takes 2 Prize cards.
Gold Coffin
If this Pokémon is Knocked Out by damage from an attack from your opponent's Pokémon, search your deck for a card and put it into your hand. Then, shuffle your deck.
Hollow Hands
Put 5 damage counters on your opponent's Benched Pokémon in any way you like.