Undead Citadel of Endymion

Undaed Citadel of Endymion enters the battlefield tapped.
{b}{t}: Put a 2/2 black Zombie creature token onto the battlefield.
{1}{b}: Undaed Citadel of Endymion becomes a 2/4 black Zombie with Fear, Lifelink and Deathtouch. It`s still a Land.