Arctic Nishoba is a uncommon Creature — Cat Warrior card from Coldsnap (CSP), collector number 102. Current market price: $0.21 (foil $0.75), TCGplayer market prices via Scryfall.
Trample Cumulative upkeep {G} or {W} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) When this creature dies, you gain 2 life for each age counter on it.