Shady Informant is a common Creature — Ogre Rogue card from Murders at Karlov Manor (MKM), collector number 231. Current market price: $0.06 (foil $0.09), TCGplayer market prices via Scryfall.
When this creature dies, it deals 2 damage to any target. Disguise {2}{B/R}{B/R} (You may cast this card face down for {3} as a 2/2 creature with ward {2}. Turn it face up any time for its disguise cost.)