Reader Jason tipped us off to the next SDCC 2015 exclusive from MattyCollector.com that will be on sale Monday for folks with early access:

This product will be available for pre-order at MattyCollector.com on June 1, 2015, to be picked up at San Diego Comic-Con. It will also be available for purchase at the show.

Coinciding with the release of the 2015 Marvel Secret Wars comic book crossover event is this exclusive Hot Wheels® 3-pack, including highly-detailed character cars representing Miles Morales: The Ultimate Spider-Man™, Superior Iron Man™ and Sam Wilson’s Captain America™. Each vehicle features a die-cast body, Real Riders® rubber tires and is displayed in its own window box within an innovative comic book structure that opens to display all 3 cars in action. And with custom art created by comic illustrator Jim Cheung, this Comic-Con exclusive is a one-of-a-kind find!