Harmonize

Destroy all creatures. They can't be regenerated.

Draw four cards.

Incinerate deals 3 damage to any target. A creature dealt damage this way can't be regenerated this turn.

Counter target spell unless its controller pays 1.

Look at the top three cards of your library, then put them back in any order. You may shuffle. Draw a card.

Corrupt deals damage to any target equal to the number of Swamps you control. You gain life equal to the damage dealt this way.