Silver Surfer, Galactus's Herald

Flying When Silver Surfer enters, you may search your library for a card named Galactus, Devourer of Worlds, reveal it, put it into your hand, then shuffle. Whenever Silver Surfer deals combat damage to a player, until the end of your next turn, target creature attacks that player each combat if able.

From Magic: The Gathering.

Open the interactive version on https://mythscribe.cloud/app/tcg/cards/cms6octdm8wwdpb1hwsza5c19.