Putrefy [Commander 2015] Junior Super Series Is it at the top

Is it at the top of the food chain or the bottom

{1}{G}: Regenerate Carnassid

Set: Khans of Tarkir Type: Instant Rarity: Common Cost: {1}{W} Put a +1/+1 counter on target creature you control

Set: Dominaria United Type: Instant Rarity: Uncommon Cost: {1}{U} Kicker {G} (You may pay an additional {G} as you cast this spell

Set: Darksteel Type: Sorcery Rarity: Rare Cost: {X}{B}{B}{B} Each player loses X life

Putrefy [Commander 2015] Junior Super Series Is it at the topSet: Commander 2015 Type: Instant Rarity: Uncommon Cost: {1}{B}{G} Destroy target artifact or creature. It can't be regenerated. "We are all decaying, always in a state of near death. One moment without breath and we begin to break down." Cevraya, Golgari shaman