Lord Jyscal Guado is a rare Legendary Creature — Spirit Cleric card from Final Fantasy Commander (FIC), collector number 23. Current market price: $0.21, TCGplayer market prices via Scryfall.
Flying At the beginning of each end step, if you put a counter on a creature this turn, investigate. (Create a Clue token. It's an artifact with "{2}, Sacrifice this token: Draw a card.")