(: Add or to your mana pool.)
Rot Crag enters the battlefield tapped unless you sacrifice a Specter Horror.
: Rot Crag becomes a 1/1 black and red Specter Rat creature with first strike until end of turn. It's still a land.
: Add 
or 
to your mana pool.)
: Rot Crag becomes a 1/1 black and red Specter Rat creature with first strike until end of turn. It's still a land.
