Spirit of Resilience is a rare Creature — Spirit Warrior card from Secrets of Strixhaven Commander (SOC), collector number 37. Current market price: $0.21, TCGplayer market prices via Scryfall.
Whenever one or more cards leave your graveyard, put a +1/+1 counter on this creature, then you may have this creature become a copy of an artifact or creature card from among those cards until end of turn.