Anykis, Angel of Terror

When Anykis, Angel of Terror enters the battlefield, target creature you control becomes a Zombie Horror in addition to its other types.
Zombies and Horrors you control have menace.
{6}{w}{w}{b}{b}{t}, Sacrifice Anykis, Angel of Horror
and discard your hand: Return all creatures from
your graveyard to the battlefield, tapped and attacking. They have double strike, menace, and lifelink until end of turn.