Unown [M] (Neo Discovery 49/75)

Whenever a Metal Pokémon damages 1 of your Pokémon, reduce that damage by 30 (after applying Weakness and Resistance). This power stops working if you have more than 1 Unown [M] in play. (This power works even if Unown [M] is Asleep, Confused, or Paralyzed.)

Hidden Power
Card rule

You may have up to 4 Basic Pokémon cards in your deck with Unown in their names.