Pikachu ex

If this Pokémon has full HP and would be Knocked Out by damage from an attack, it is not Knocked Out, and its remaining HP becomes 10.

Topaz Bolt

Discard 3 Energy from this Pokémon.

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

As long as this Pokémon is on your Bench, prevent all damage done to this Pokémon by attacks (both yours and your opponent's).