Rosa, Resolute White Mage is a rare Legendary Creature — Human Noble Cleric card from Final Fantasy (FIN), collector number 555. Current market price: $2.19, TCGplayer market prices via Scryfall.
Reach (This creature can block creatures with flying.) At the beginning of combat on your turn, put a +1/+1 counter on target creature you control. It gains lifelink until end of turn. (Damage dealt by the creature also causes you to gain that much life.)