When Centaur Fields enters the battlefield, you lose 2 life unless you reveal a creature card from your hand.
: Add or to your mana pool.
Sacrifice Centaur Fields: Add or to your mana pool.
Cycling (, Discard this card: Draw a card.)
: Add 
or 
to your mana pool. or to your mana pool.
(, Discard this card: Draw a card.)
