Food Chain [Judge Gift Cards 2018] Commander's Arsenal Oversized {T}: Regenerate another target Goblin

{T}: Regenerate another target Goblin

If damage is prevented this way

A thunderous explosion shattered the silver monolith and Avacyn emerged

then repeats this process until a creature card or X cards have been put into their graveyard this way

Tyrant of Jund enters the battlefield

Food Chain [Judge Gift Cards 2018] Commander's Arsenal Oversized {T}: Regenerate another target GoblinSet: Judge Gift Cards 2018 Type: Enchantment Rarity: Rare Cost: {2}{G} Exile a creature you control: Add X mana of any one color, where X is 1 plus the exiled creature's mana value. Spend this mana only to cast creature spells. Every predator is something else's prey.