The Avengers are perhaps the greatest team of super heros to ever assemble. Captain America has taken the mantle of reluctant but acknowledged leader amongst some of the most diverse and dynamic characters in the Marvel universe. Is there any job too big to handle? We shall see. AVENGERS ASSEMBLE. Designed by Simone Legno this shirt features a few of Marvels greatest superheroes including: Daredevil, Captain America, Iron Man, Thor, Vision, Black Widow, Spiderman, The Hulk, and Halk Eye.