Unown [F] (Neo Discovery 48/75)

Once during your turn (before you attack), if you have Unown [F], Unown [I], Unown [N], and Unown [D] on your Bench, you may search your deck for a Trainer card. Show that card to your opponent, then put it into your hand. Shuffle your deck afterward.

Hidden Power
Card rule

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