Gon Freecss UE02BT_HTR-P-001_p1

When Attacking Reveal any number of cards in your hand. If the number of [Specified Slot] affinity cards with unique names among the revealed cards and on your field is four or more, choose up to one character on your field. It gains Impact (+1) (Increase Impact damage by 1. If the card does not have Impact, it gains Impact (1)) until the end of the turn.