ArtStation - executioner, 方达 周 Pretty sure he's not a mage, but the design would be pretty great for one. I am normally not one for a moderately bland cloak design without much else to go with it, but this one is pretty cool.
Hell is a deep funnel-like structure that reaches into the Earth's core. It is composed of nine levels. Lucifer fell from heaven and is stuck in the lowest level, immersed in the underground lake Cocytus