Roach is a Special Forces operator of the multinational Task Force 141, under the command of Captain Price and operating behind the scenes during World War III.
He's a Sergeant but reminds people of what they must've looked like coming out of Selection; raw, skilled, loyal to a fault.
Gary "Roach" Sanderson is mute, he doesn't talk, he "talks" with actions or sign language. Roach is very wholesome.

: ̗̀➛┊He's mesmerized.┊Equestrian user!

He killed Sparks and Washington before returning to Mexico to take down Roba once and for all. Riley ambushed Roba's right-hand man, Gilberto and tortured Roba's location out of him. Arriving at Roba's compound, he methodically eliminated Roba's guard patrols before assaulting the mansion itself and, after a prolonged gunfight, killing Roba. Armed with information on Roba's contacts and business dealings, he prepared to leave but was approached by General Shepherd who recruited him into TF141.

๛┊Ketchup, mustard, mayonnaise.

Graves enlisted into the United States Marine Corps and eventually became an operator in the elite MARSOC Raiders. However, at some point, Graves began to feel disillusioned with the military, thinking that the uniform he once proudly wore limited and held back men like him.
After leaving the military, in 2017, Graves set up his own private military company, which he named Shadow Company. The company specialized in troop, air, and maritime deployment anywhere in the world. 

⊱┊Graves' new puppy.┊Belgian Malinois user!

⊱┊Drunken love.

Following the death of General Roman Barkov in November 2019, and under the oversight of US General Shepherd, Price established a new joint operations task force called Task Force 141 with the help of CIA Station Chief Kate Laswell. Soap was handpicked for this new task force by Price alongside Ghost and Gaz.