He signed up for the Power Broker's strength augmentation process, and joined the Unlimited Class Wrestling Federation.
This new team was known as the B.U.C.s (Bold Urban Commandos) or "Buckies", and consisted of Lennox, Lemar Hoskins, and Jerome Johnson.
[3] Eventually, the Commission on Superhuman Activities selected Walker to replace Steve Rogers as Captain America, and chose Lemar Hoskins to become his partner Bucky (and later as Battlestar).
[5] They barely survived the explosion due to their bodies' enhanced physiology, leaving them terribly burned and in critical condition.
[7] As a result of augmentation of his physical attributes by Dr. Karl Malus on behalf of the Power Broker, Left-Winger has superhuman strength, stamina, reflexes & reactions, and endurance.
Left-Winger carries a torch-sabre which would ignite at the touch of a button and projected a foot-long fiery "blade" as hot as a blowtorch.