(: Add or to your mana pool.)
Rustic Bog enters the battlefield tapped.
, , Sacrifice Rustic Bog: Prevent all combat damage that would be dealt this turn.
, : Target land becomes a 3/3 black Skeleton creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.), , Sacrifice Rustic Bog: Prevent all combat damage that would be dealt this turn.
, : Target land becomes a 3/3 black Skeleton creature until end of turn. It's still a land.
