Ajani, the Greathearted is a rare Legendary Planeswalker — Ajani card from The List (PLST), collector number WAR-184. Current market price: $0.47, TCGplayer market prices via Scryfall.
Creatures you control have vigilance. +1: You gain 3 life. −2: Put a +1/+1 counter on each creature you control and a loyalty counter on each other planeswalker you control.