portrait of a tall muscular male half-orc with green skin who is a mage-barbarian with magical arcane powers, orc wearing tattered mage robes and using magic, painted fantasy character portrait, d&d, highly detailed, digital painting, artstation, concept art, sharp focus, smooth, illustration, art by artgerm and greg rutkowski and alphonse mucha and craig mullins and james jean and andrei riabovitchev and marc simonetti and peter mohrbacher