(: Add or to your mana pool.)
When Underground Volcano enters the battlefield, sacrifice it unless you pay .
, , Sacrifice Underground Volcano: Put a -1/-1 counter on target creature.
, : Target red creature gains haste until end of turn.
: Add 
or 
to your mana pool.)., , Sacrifice Underground Volcano: Put a -1/-1 counter on target creature.
, : Target red creature gains haste until end of turn.
