Jay Little Bear was initially a professional wrestler. He was drafted into the marines in World War II. He initially served with the Leatherneck Riders in the Pacifiv War, facing Baron Strucker and an early incarnation of HYDRA.
He ended in prison for undetermined reasons and joined the Deadly Dozen. He served in the European theatre of the war in 1944-1945. He was one the last casualties of the Dozen in their final mission. He was shot in the back while retreating with Kelly and a crippled Livingston.