get rid of all you opponents lands creatures and hand for 7 mana!

Exile each creature you control. Return those cards to the battlefield under their owner's control at the beginning of the next end step.

Exile all cards from your hand face down. At the beginning of the next end step, return those cards to your hand, then draw a card.

Each player chooses a number of lands they control equal to the number of lands controlled by the player who controls the fewest, then sacrifices the rest. Players discard cards and sacrifice creatures the same way.