
Each creature card in your graveyard has scavenge. The scavenge cost is equal to its mana cost. (Exile a creature card from your graveyard and pay its mana cost: Put a number of +1/+1 counters equal to that card's power on target creature. Scavenge only as a sorcery.)
Sacrifice another creature: Regenerate Varolz.
Varolz, the Scar-Striped has 1 printing, first in Dragon's Maze (2013). EDHREC ranks it #12,876 among Commander cards. It appears most in Skullbriar, the Walking Grave decks (826 on EDHREC). It has 6 official rulings.
Deck counts from EDHREC.
Cards that show up in the same decks on EDHREC.