Agadeem Occultist is a rare Creature — Human Shaman Ally card from Worldwake (WWK), collector number 48. Current market price: $0.46 (foil $1.60), TCGplayer market prices via Scryfall.
{T}: Put target creature card from an opponent's graveyard onto the battlefield under your control if its mana value is less than or equal to the number of Allies you control.