 As the Black Avenger, Jerry managed to round up the Nazis including their leader Kurt Weidner and turn him over to justice

Alongside a number of other heroes, the Thunderer participated in an air drop on a Nazi stronghold.The Thunderer attended a reunion of World War II costumed heroes.In 1943, the Black Avenger was among a number of heroes who were slain by the Cosmic Cube-wielding Red Skull and impaled on a massive wall.