(: Add or to your mana pool.)
Bog Forge enters the battlefield tapped.
, , Sacrifice Bog Forge: Put a -1/-1 counter on target creature.
, , Sacrifice Bog Forge: Prevent all combat damage that would be dealt this turn.
: Add 
or 
to your mana pool.), , Sacrifice Bog Forge: Put a -1/-1 counter on target creature., , Sacrifice Bog Forge: Prevent all combat damage that would be dealt this turn.
