Sunken Wastes enters the battlefield tapped unless you control one or more creatures.
: Add to your mana pool. Return Sunken Wastes to its owner's hand.
: Sunken Wastes becomes a 2/2 blue Cephalid creature until end of turn. It's still a land.
: Add 
to your mana pool. Return Sunken Wastes to its owner's hand.
: Sunken Wastes becomes a 2/2 blue Cephalid creature until end of turn. It's still a land.
