Smokestack

Exile all artifacts, creatures, and lands from the battlefield, all cards from all graveyards, and all cards from all hands. Cycling 5RR (5RR, Discard this card: Draw a card.) When you cycle this card, destroy all lands.

Each player chooses from among the permanents they control an artifact, a creature, an enchantment, and a land, then sacrifices the rest.

Create X 1/1 white Soldier creature tokens. If X is 5 or more, destroy all other creatures.

Destroy all white creatures.

Return all permanents to their owners' hands.

Trample When Child of Alara dies, destroy all nonland permanents. They can't be regenerated.

Firespout deals 3 damage to each creature without flying if R was spent to cast this spell and 3 damage to each creature with flying if G was spent to cast this spell. (Do both if RG was spent.)

Rolling Earthquake deals X damage to each creature without horsemanship and each player.