Prompt: illustration with expressionist brushwork, post-apocalyptic frog character, mossy armor and weapons, sunset swamp backdrop, by sergey ignatov, by marek okon, ray swanland inspired dreamy colors, digital illustration, vibrant palette pop amid desolation, close crouch pose at water's edge, 16K, sharpest details on frog's weary expression and corrosion, futuristic cybernetic augments, dense marsh lighting, bleak speed brush strokes painterly texture and quality, by guy denning, moody dusk light, shadowed forests and overgrown trails, and jeremy mann.