female character, Resident Evil 5 final boss, Uroboros mutation, dynamic action pose, tentacles, bio-organic weapon, detailed monstrous features, glowing weak spots, dystopian laboratory setting, destroyed equipment, emergency lighting, high contrast shadows, action-packed scene, sci-fi horror atmosphere, dynamic angle, cinematic composition, intense facial expression, survival horror theme, Jill Valentine in combat gear, Chris Redfield with heavy weaponry, co-op battle stance, distressed textures, metallic surfaces, biohazard signs, immersive environment, epic showdown, climactic moment, video game inspired.