Changeling (This card is every creature type.) This creature can't block and can't be blocked.

This land enters tapped. Indestructible {T}: Add {B} or {R}.

({T}: Add {R}.)

This land enters tapped. When this land enters, return a land you control to its owner's hand. {T}: Add {B}{R}.

Destroy target non-Swamp land. If that land was nonbasic, Choking Sands deals 2 damage to the land's controller.

Destroy target land. If that land was a snow land, Icequake deals 1 damage to that land's controller.

Destroy target land. If that land was nonbasic, Molten Rain deals 2 damage to the land's controller.

Destroy target artifact or land. It can't be regenerated.

Destroy target land. Threshold — If seven or more cards are in your graveyard, instead destroy that land and Rancid Earth deals 1 damage to each creature and each player.