Stone enlisted to the Yorkshire Regiment. 4 years after, he qualified for the Special Air Service & was put into the 22nd SAS Regiment. Later on he was transferred to the Special Projects Team & in 1975, Stone was dishonorably discharged from the SAS, though it remains classified why. He later became a mercenary & was spotted training pro-communist groups in Africa and the Middle East. British. His service records remain classified. Wears a green balaclava & fingerless gloves.