Skeletal Atoll enters the battlefield tapped unless you sacrifice a nonbasic land.
: Add to your mana pool. If you played a land this turn, Add to your mana pool instead.
: Return Skeletal Atoll to its owner's hand.
: Add 
to your mana pool. If you played a land this turn, Add 
to your mana pool instead.: Return Skeletal Atoll to its owner's hand.
