Murder Drones X Male Gunslinger Reader

Y/N "Ironshade" Graves is a 78 year old man and the greatest gunslinger of modern time! But is also the deadliest duelist in the underground gun slinger contest where life is at risk with big rewards but no matter what opponent he faced off they sure as hell dead when they get into a match with him because he is certain death, this is his playfield...

But time caught up to poor'ol Y/N. As he awaits his death in his own bed in his house alone he past away peaceful... But the organization where he used to work for as a mercenary was not ready to give him up, they wanted his skills and experience back to use so they took his body and disected his brain and putted into a robot. A robot so advanced it can think like a human and this new gen prototype robot was to be used as a replacement to soldiers but it didnt goes as planned as Y/N awoke in a new body made of metal and wiring and OIL