(: Add or to your mana pool.)
When Mystic Bosk enters the battlefield, sacrifice it unless you pay 1 life.
, : Draw a card, then discard a card.
, Sacrifice a Swamp: Add to your mana pool.
: Add 
or 
to your mana pool.)
, : Draw a card, then discard a card., Sacrifice a Swamp: Add to your mana pool.
