Raul, Trouble Shooter is a uncommon Legendary Creature — Zombie Mutant Rogue card from Fallout (PIP), collector number 115. Current market price: $0.88 (foil $5.75), TCGplayer market prices via Scryfall.
Once during each of your turns, you may cast a spell from among cards in your graveyard that were milled this turn. {T}: Each player mills a card. (They each put the top card of their library into their graveyard.)