Restless Apparition is a uncommon Creature — Spirit card from Modern Masters 2015 (MM2), collector number 196. Current market price: $0.18 (foil $0.35), TCGplayer market prices via Scryfall.
{W/B}{W/B}{W/B}: This creature gets +3/+3 until end of turn. Persist (When this creature dies, if it had no -1/-1 counters on it, return it to the battlefield under its owner's control with a -1/-1 counter on it.)