Death's Assistant

Flying, First strike, Deathtouch.
When Death's Assistant enters the battlefield,
destroy all other creatures.
Suspend from Command Zone 11—
{p/b}{p/b}{p/b}{p/b}{p/b}
Partner with Death, the Finale
At clock's strike nine, the seas stood still. At ten, fires
died in their hearths. Eleven and the air was filled
with screams. Midnight came, and not a soul was left.