(: Add or to your mana pool.)
Caves Shelter enters the battlefield tapped.
, , Sacrifice Caves Shelter: Put a -1/-1 counter on target creature.
, , Sacrifice Caves Shelter: Return target creature you control to its owner's hand.
: Add 
or 
to your mana pool.), , Sacrifice Caves Shelter: Put a -1/-1 counter on target creature., , Sacrifice Caves Shelter: Return target creature you control to its owner's hand.
