Umbra, Warframe Progenitor

Flash, Reach, Void-walk (If a creature with the Void
-walk keyword would enter the graveyard, roll one
D20. On a 10 or higher, that creature returns to the
battlefield tapped.)

{x},{t}: Tap {x} number of creatures that you do not control. Creatures tapped this way do not untap
until their controllers next endstep.