An expert juggler that specializes in explosives, Bombshell began her criminal career as a solo customed mercenary. Her first recorded mission paired her up with Oddball and the Silencer: The three of them had been hired by Crossfire to kidnap superheroes Hawkeye. Bombshell disguised as a nun to approach Hawkeye and his partner Mockingbird, and then she attacked with her explosive gauntlets. Bombshell them harassed Mockingbird with incendiary weapons while Oddball was taking care of Hawkeye. Although the heroes were more skilled, the villains managed to knock them down and took them to Crossfire's HQ at Cross Technologies.