(: Add or to your mana pool.)
Deathly Fortress enters the battlefield tapped unless you sacrifice a multicolored permanent.
: Deathly Fortress becomes a 2/1 black and white Specter creature until end of turn. It's still a land.
: Add 
or 
to your mana pool.): Deathly Fortress becomes a 2/1 black and white Specter creature until end of turn. It's still a land.
