(: Add or to your mana pool.)
When Foundry Cavern enters the battlefield, return a land you control to its owner's hand.
, : Target red creature gains haste until end of turn.
, , Sacrifice Foundry 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 Foundry Cavern: Put a -1/-1 counter on target creature.
