Marvel Studios' latest commercial for the July 17-premiering "Ant-Man" reveals Scott Lang's day job before he meets Hank Pym and finds himself swept up in the world of superheroics. A second promo focuses more on the hero's rivalry with Yellowjacket, with shots of the two trading blows, quips and insults.

Directed by Peyton Reed and starring Paul Rudd, Evangeline Lilly, Michael Douglas and Corey Stoll, "Ant-Man" arrives in theaters July 17.