(: Add or to your mana pool.)
Obsidian Cave enters the battlefield tapped unless you reveal a multicolored card from your hand.
, , Sacrifice Obsidian Cave: Target player discards a card.
: Put a 1/1 red Orc creature token onto the battlefield.
: Add 
or 
to your mana pool.)
, , Sacrifice Obsidian Cave: Target player discards a card.: Put a 1/1 red Orc creature token onto the battlefield.
