Zimone, Infinite Analyst is a mythic Legendary Creature — Human Wizard card from Secrets of Strixhaven Commander (SOC), collector number 10. Current market price: $0.69 (foil $0.38), TCGplayer market prices via Scryfall.
The first spell you cast with {X} in its mana cost each turn costs {1} less to cast for each +1/+1 counter on Zimone. Whenever you cast your first spell with {X} in its mana cost each turn, put two +1/+1 counters on Zimone.