Othelm, Sigardian Outcast is a rare Legendary Creature — Human card from Universes Within (SLX), collector number 6. Current market price: $0.40, TCGplayer market prices via Scryfall.
{2}, {T}: Choose target creature card in your graveyard that was put there from the battlefield this turn. Return it to the battlefield tapped. Partner—Friends forever (You can have two commanders if both have this ability.)