1character, Chris Redfield, action pose, aiming gun, intense expression, Sheva Alomar, assisting, dynamic duo, Albert Wesker, villain, menacing stance, Uroboros virus, mutated form, Resident Evil 5, boss battle, Volcano finale, high contrast lighting, dramatic shadows, lava environment, glowing magma, rocky terrain, survival horror, action-packed scene, cinematic angle, close-up on Wesker's weak spot, desperate fight, climactic moment, co-op teamwork, strategic shooting, explosive barrels, quick time events, dramatic finale, high-stakes combat, video game art.