rat protagonist, Tails of Iron game, wearing armor, medieval, poisoned gas effect, greenish fog, action pose, battle stance, sword in hand, shield on back, dungeon setting, stone walls, torches, dim lighting, atmospheric, high detail, rusted metal texture, fur texture, 3/4 view, dynamic angle, cinematic lighting, environmental storytelling, fantasy, adventure theme, toxic gas clouds, eerie ambiance, survival tension.