Boba Fett, Mandalore

+1: Reveal the top card of your library. If it's a land card, put it onto the battlefield. Otherwise, put it into your hand.
-2: Create Mandalore, the Preserver, a legendary 4/4 green Mandalorian creature token.
-7: Untap up to six target lands. They become 6/6 Mandalorian creatures. They're still lands.