Street Wraith is a uncommon Creature — Wraith card from The List (PLST), collector number A25-108. Current market price: $0.32, TCGplayer market prices via Scryfall.
Swampwalk (This creature can't be blocked as long as defending player controls a Swamp.) Cycling—Pay 2 life. (Pay 2 life, Discard this card: Draw a card.)