Serra Paragon is a mythic Creature — Angel card from Secrets of Strixhaven Commander (SOC), collector number 169. Current market price: $0.55, TCGplayer market prices via Scryfall.
Flying Once during each of your turns, you may play a land from your graveyard or cast a permanent spell with mana value 3 or less from your graveyard. If you do, it gains "When this permanent is put into a graveyard from the battlefield, exile it and you gain 2 life."