Hall of the Slumbering Horde

Hall of the Slumbering Horde enters the battlefield with three Hunger Counters on it.
{t}: Add {b}, remover a Hunger Counter from
Hall of the Slumbering Horde
{t}, Sacrifice this permanent: Add {b}{b}{b}. Each opponent puts a 2/2 Zombie Creature Token on
the battlefield under their control. Activate only
if Hall of the Slumbering Horde has no counters
on it.