Sengir, Made Immortal

Flying, lifelink, indestructible
Whenever a creature dealt damage this turn by Sengir, Made Immortal or by a Plague Rat you control would die, return it to the battlefield under your control at the beginning of the next end step.
{3}{t}: create a 1/1 black Plague Rat creature token.
Familial Bond with Irini Sengir and Grandmother Sengir (If Sengir, Made Immortal is your commander, you may begin the game with Irini Sengir and Grandmother Sengir in your command zone.)