(: Add or to your mana pool.)
Slagheap Cavern enters the battlefield tapped.
, : Target red creature gains haste until end of turn.
, , Sacrifice Slagheap Cavern: Put a -1/-1 counter on target creature.
: Add 
or 
to your mana pool.)
, : Target red creature gains haste until end of turn., , Sacrifice Slagheap Cavern: Put a -1/-1 counter on target creature.
