Iron Man: After building a high-tech suit of armor to help him escape captivity, billionaire industrialist Tony Stark improved on his designs and became a costumed hero. Teaming up with like-mided heroes to form the Avengers, Stark must find from his role as a CEO; he is also the team's main financial backer.
Rhino: Aleksei Sytsevich was a low-level Russian thug when he was offered the near-indestructible Rhino armor. Although he was easily defeated by Spider-Man, he has upgrade his suit over the years, and repeatedly boosted his strength with gamma radiation. He possesses superhuman strength and speed.