Gravv, Leader of the Bloodcult

When Gravv, Leader of the Bloodcult enters the battlefield you may search you library for a creature card with Survivor and put it in your hand, if you searched your library this way shuffle it
Survivor - At the beginning of your end step if a creature that was dealt damage by Gravv, Leader
of the Bloodcult died this turn put a +1/+1 counter on each other creature you control