Syr Cadian, Knight Owl is a rare Legendary Creature — Bird Knight card from The List (Unfinity Foil Edition) (ULST), collector number 9. Current market price: — (foil $0.36), TCGplayer market prices via Scryfall.
Knightlifelink (Damage dealt by Knights you control also causes you to gain that much life.) {W}: Syr Cadian gains vigilance until end of turn. Activate only from sunrise to sunset. {B}: Syr Cadian gains flying until end of turn. Activate only from sunset to sunrise.