Complete Mission with A-Rank or above A-Rank Combat Staff x2 Complete Mission with S-Rank A-Rank Combat Staff x5 BEFORE SIDE OPS #6: Early in the game, the Side Op to obtain the Stun Arm blueprint ...

5. Metal Gear Solid V: The Phantom Pain The first fully open-world entry in the series is also the most recent, with 2015’s Metal Gear Solid V: The Phantom Pain. It launched at the peak of ...