Skeletal Vents enters the battlefield tapped.
: Add or to your mana pool.
: Add to your mana pool. Put Skeletal Vents on top of your library.
, , Sacrifice Skeletal Vents: Destroy target multicolored permanent.
: Add 
or 
to your mana pool.: Add 
to your mana pool. Put Skeletal Vents on top of your library., , Sacrifice Skeletal Vents: Destroy target multicolored permanent.
