"red dragon pixel art sprite, medium-sized western dragon standing on four legs, dark crimson scales with lighter orange belly and underwing membranes, large bat-like wings folded against body with visible bone structure and membrane veins, long thick tail with spiked tip curling behind, angular reptilian head with two curved horns pointing backward, fierce yellow eyes with slit pupils, rows of small sharp teeth visible in slightly open mouth, small flames flickering from nostrils, muscular build with visible scale patterns on neck and legs, sharp black claws on each foot, dark rocky ground with small embers scattered around, 16-bit retro RPG style like Breath of Fire and Shining Force, crisp pixel outlines, rich red-orange-gold color palette, side view facing right suitable for game sprite animation, transparent background"