pixel art illustration of a colossal underground forge carved into molten rock, rivers of lava pouring between black iron walkways, a tiny dwarf smith hammering at a glowing anvil on a central platform, sparks scattering upward, chunky visible pixels, hot palette of deep charcoal, ember orange and blood red with bright molten-yellow highlights, gentle dithered gradients, dense layered composition, intense industrious atmosphere, 16-bit RPG key art --chaos 10 --ar 3:4 --raw --profile 73hh66z --stylize 1000 --v 8.2