Azeith, the Foul

When Azeith, the Foul deals combat damage,
create a green 1/1 Bird creature token with
Flying onto the battlefield under your controll.
Every time a bird creature you controll deals
combat damage to a player, that player mills
a card.
{3}{b}, sacrifice a bird creature: return Azeith,
the Foul from you graveyard to the battlefield
tapped.