(: Add or to your mana pool.)
When Obsidian Atoll enters the battlefield, you lose 1 life unless you reveal an enchantment card from your hand.
, Sacrifice a Swamp: Add to your mana pool.
, : Counter target spell unless its controller pays .
: Add 
or 
to your mana pool.), Sacrifice a Swamp: Add to your mana pool.
, : Counter target spell unless its controller pays .
