Hollow Fortress enters the battlefield tapped.
, : Add , or to your mana pool. Hollow Fortress deals 1 damage to you.
: Hollow 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. Hollow Fortress deals 1 damage to you.: Hollow Fortress becomes a 2/1 black and white Specter creature until end of turn. It's still a land.
