Fiendish Panda is a uncommon Creature — Bear Demon card from Foundations (FDN), collector number 120. Current market price: $0.16 (foil $0.33), TCGplayer market prices via Scryfall.
Whenever you gain life, put a +1/+1 counter on this creature. When this creature dies, return another target non-Bear creature card with mana value less than or equal to this creature's power from your graveyard to the battlefield.