Superheroes are broken down into the Periodic Table. Which element does your hero belong to. Marvel Comics is a universe of superheroes. Some you will see on this shirt include Captain America, Iron Man, Thor, Hulk, Kane, Doctor Strange, Daredevil, Black Bolt, Falcon, Spider-Woman, Nova, Lockjaw, Hawkeye, Iron Fist, Black Widow, Spider-man, She Hulk, Luke Cage, Black Panther, and Ghost Rider.