Abzan Battle Priest is a uncommon Creature — Human Cleric card from March of the Machine Commander (MOC), collector number 164. Current market price: $0.38, TCGplayer market prices via Scryfall.
Outlast {W} ({W}, {T}: Put a +1/+1 counter on this creature. Outlast only as a sorcery.) Each creature you control with a +1/+1 counter on it has lifelink.