Nitro (character)
Nitro is a supervillain appearing in American comic books published by Marvel Comics. He first appeared in 1974. Nitro is known for playing a part in the death of the Kree superhero Mar-Vell. He is also known for being responsible for the Stamford, Connecticut tragedy that started Marvel's Civil War crossover. Publication history Nitro first appeared in Captain Marvel #34 (September 1974) and was created by Jim Starlin. Fictional character biography Robert Hunter was born in Scranton, Pennsylvania. He was an electrical engineer. Due to genetic alteration carried out on him by the Kree Lunatic Legion, Robert gained the ability to explode and reform himself at will and became a professional criminal. Some time later, he exposed Captain Marvel to a carcinogenic nerve gas; this encounter ultimately caused Captain Marvel's fatal cancer. Since then he has clashed with Earth's superhumans, who have found creative ways to defeat him, including using the "fractioning (separation) of his exploded mass" against him (essentially, if he can't reform himself after an explosion, he can't explode again). Nitro later battled and was defeated by Omega the Unknown. He later escaped from Project: Pegasus, and then battled and was defeated by Spider-Man. Nitro was later freed