A full character turnaround sheet of an ancient crystal dwarf forge-master, legendary subterranean smith from the deep earth kingdoms, skin fused with luminous selenite crystal formations and glowing mineral veins, beard woven with glowing amethyst and quartz threads, ornate armor of living crystal plates and volcanic obsidian scales with embedded runic inscriptions, massive muscular frame clutching a legendary hammer forged from a fallen star, surrounded by floating molten metal spirits and tiny magma sprite helpers, dramatic underground forge backlighting with towering crystal stalactite columns and rivers of flowing molten gold, deep crystal violet molten gold obsidian black amber orange glowing white and deep earth brown color palette, Painterly digital art style, concept art for video game, front and back view with master smith details