Lathiel, the Bounteous Dawn is a rare Legendary Creature — Unicorn card from Commander Legends (CMR), collector number 285. Current market price: $0.85 (foil $0.93), TCGplayer market prices via Scryfall.
Lifelink At the beginning of each end step, if you gained life this turn, distribute up to that many +1/+1 counters among any number of other target creatures.