(: Add or to your mana pool.)
Centaur Bog enters the battlefield tapped unless you pay 1 life.
, , Sacrifice Centaur Bog: Destroy target artifact.
, : Target player loses 1 life.
: Add 
or 
to your mana pool.), , Sacrifice Centaur Bog: Destroy target artifact.
, : Target player loses 1 life.
