When Grave Woods enters the battlefield, sacrifice it unless you pay .
: Add to your mana pool.
: Add or to your mana pool. Each opponent gains 1 life.
, : Add one mana of any color to your mana pool.
.
: Add 
to your mana pool.: Add or 
to your mana pool. Each opponent gains 1 life., : Add one mana of any color to your mana pool.
