Defender of the Order is a rare Creature — Human Cleric card from Legions (LGN), collector number 11. Current market price: $0.29 (foil $0.66), TCGplayer market prices via Scryfall.
Morph {W}{W} (You may cast this card face down as a 2/2 creature for {3}. Turn it face up any time for its morph cost.) When this creature is turned face up, creatures you control get +0/+2 until end of turn.