Damzmodan, Grum Amnesiac

+1: Look at the top card of your library. Add three mana of any one color, then empty your manapool.
-2: Untap up to two target lands. Scry 1.
-3: Create a 4/4 red Archwing Dragon token with flying and haste. At the beginning of the end step, return it to its owner's hand.