Caves Atoll enters the battlefield tapped unless you sacrifice a Skeleton.
: Add to your mana pool.
: Add or to your mana pool. Each opponent gains 1 life.
, , Sacrifice Caves Atoll: Target player gets a poison counter.
: Add 
to your mana pool.: Add 
or 
to your mana pool. Each opponent gains 1 life., , Sacrifice Caves Atoll: Target player gets a poison counter.
