Master of Suspense

Eminence Suspend 10—{u}{b}{r}
This Spell can't be countered. This spell can't be
cast except from eminence suspend.
Indestructible, Shadow, Shroud
Creatures you control have undying and haste.
When you cast Master of Suspense, return all
creatures from all graveyards and exile to the
battlefield under your control.