Rakgnarock, Agnar Vessel

Flying, Menace, Ward-{p/c}

{t}: Add one mana of any color to your mana pool.

Whenever Rakgnarock enters or becomes crewed, return target black card from your graveyard into your hand. If that card is Artifact creature or Rune permanent, put it onto the battlefield, instead.

If you are The Runemaster, Crew 3.
Crew 5.