Asp (Cleo Nefertiti) is a former supervillain appearing in American comic books published by Marvel Comics. The character has been depicted as a member of the villainous Serpent Society as well as the group BAD Girls, Inc., an all-female group of adventurers. Egyptian Cleo Nefertiti took up her criminal career using the name Asp as part of the Serpent Society. There she formed a friendship with Black Mamba and Diamondback. During one her first jobs with the Serpent Society, she was contracted to kill MODOK, but ran into Captain America during the job. When Viper took control of the Serpent Society from Sidewinder Asp, Black Mamba and Bushmaster refused to betray their leader. With the aid of Captain America they managed to defeat the Viper. Together with Black Mamba and Diamondback, Asp broke away from the Serpent Society and formed BAD Girls, Inc., who, while not being outright heroes, often aided Captain America and others in taking down various supervillains. During the Marvel Civil War the BAD Girls, Inc. sided with Captain America's forces. She later returned to the Serpent Society. Publication history She was created by writer Mark Gruenwald and artist Paul Neary, and first appeared in Captain America #310, published October 1985. Fictional character biography Intelligent yet soft-spoken, Asp was born in Tanta, Egypt. It was there that she earned her reputation as an exotic dancer, being able to charm snakes with her sensual movements. Her ability to generate blasts of energy which cause paralysis intrigued the leader of the Serpent Society, Sidewinder, and he invited her to join the group. Given the task to spread the word of a new criminal organization to those who would be interested brought Asp and her comrade, Cottonmouth, straight to the notorious Kingpin. She also participated in the mission to murder MODOK, though she was defeated when Captain America entered the battle. She was not as cold-hearted as some of her teammates, though she didn't hesitate to get down and dirty with the best of them. With the Serpent Society, she stole MODOK's corpse from the morgue, and turned it over to A.I.M. Alongside Anaconda, she confronted the Ringmaster over the Death Adder's murder. Asp became firm friends with fellow members Diamondback and Black Mamba after Viper attempted to take over leadership of the Serpent Society. Viper captured and poisoned Asp, Black Mamba, and Bushmaster because they refused to betray Sidewinder.