Knock
Press L1 to access the 'Command' menu and then select the upward option on R1 to enable a 'Knock' command for your prosthetic robotic arm so that it emits a quiet sound which is effective for luring nearby guards that are within it's range to your melee takedown.
More cheats, codes, tips and tricks for Metal Gear Solid V: The Phantom Pain are on this page of our website.
Comments for this hint