Instructions
Neutralize Enemy from Grapple
Equip any CQC-compatible weapon or no weapon at all.
Stand next to an enemy and hold down "R1" to grab them.
Hold down "R1" firmly to choke the enemy unconscious or -- if you have a knife or pistol equipped -- press the "Triangle" button to slit his throat with your knife to kill him.
Instant Knockout Throw
Equip a CQC-compatible weapon or none at all.
Approach an enemy from any angle and stand immediately next to him.
Hold down the "R1" button at the same time as any direction on the left analog stick to throw the enemy to the ground and instantly knock him out.
Hold Up Enemy
Equip a pistol and stand next to an enemy. Hold down the "R1" button to initiate a grapple.
Release the "R1" button, then immediately press it again in conjunction with "Forward" to push the enemy to the ground.
Hold down "L1" to bring up your gun sights, then aim at the enemy's back until he starts to drop items.
Floor Choke Hold
Equip a CQC-compatible weapon or no weapon at all. Stand next to an enemy and hold down "R1" to initiate the grapple.
Press "X" to crouch with the "R1" button still held. Release "R1" and then press and hold it down again and press the "Forward" button at the same time to roll the enemy forward and grapple them on the floor.
Hold "R1" firmly to choke the enemy as they lie face down on the floor. Hold it down after they are unconscious to choke him to death.