When Caves Wastes enters the battlefield, you lose 2 life unless you reveal a monocolored card from your hand.
, : Add , or to your mana pool.
, , Sacrifice Caves Wastes: Target player draws two cards, then discards two cards.
, 
: Add 
, 
or to your mana pool., , Sacrifice Caves Wastes: Target player draws two cards, then discards two cards.
