Fire elemental cavalry charging across a volcanic battlefield

Stylized epic fantasy: a cavalry charge of fire-elemental soldiers riding flaming horses across a battlefield of obsidian. Scene: the sky is red and black with ash clouds, the ground is cracked volcanic rock with lava flowing through the crevices. Subject: the lead rider, a fire elemental general with a flaming sword, armor made of volcanic glass, charging forward. Important details: visible flames on the horses and riders, sparks and embers flying, shattered obsidian stones, war banners with flame emblems, distant fortress crumbling. Lighting: dramatic red and orange firelight, high contrast, smoky atmosphere, intense and warlike. Style: stylized fantasy, bold colors, dynamic action, anime-influenced. Use case: fantasy game concept art or key visual. Constraints: no watermark, dynamic composition.