Gnarlid Pack is a common Creature — Beast card from Modern Masters 2015 (MM2), collector number 144. Current market price: $0.04 (foil $0.10), TCGplayer market prices via Scryfall.
Multikicker {1}{G} (You may pay an additional {1}{G} any number of times as you cast this spell.) This creature enters with a +1/+1 counter on it for each time it was kicked.