(: Add or to your mana pool.)
Unstable Caves enters the battlefield tapped.
, : Target red creature gains haste until end of turn.
, , Sacrifice Unstable Caves: Target player discards a card.
: Add 
or 
to your mana pool.)
, : Target red creature gains haste until end of turn., , Sacrifice Unstable Caves: Target player discards a card.
