(: Add or to your mana pool.)
Flat Grave enters the battlefield tapped unless you reveal a nonbasic land card from your hand.
, : Target blocking creature gets +0/+1 until end of turn.
, Sacrifice a Swamp: Add to your mana pool.
: Add 
or 
to your mana pool.), : Target blocking creature gets +0/+1 until end of turn., Sacrifice a Swamp: Add to your mana pool.
