Rroashk'ra The Devourer

Devour 2
Creatures devoured with this card are exiled with disgorge counters on them.
Whenever you sacrifice another nontoken
permanent exile it with a disgorge counter on it.
At the beginning of your upkeep, return up to X permanents from among cards exiled with disgorge counters on them to
their owners hands, where X is half of Rroashk'ra
The Devourer's power, rounded down.