Manny Rieta was born in the United States in the year 1927. He became a soldier, and in the 1960s he was send to Vietnam, where his entire platoon was killed. Rieta revived as an Immortal, and was later found by Jacob Kell. Kell took Rieta into his gang of Immortals, he didn't care about The Game or the rules, and used Rieta and the others to hunt down and wound Immortals so he could take their heads with ease.