MARVEL COMICS FIRST LOOKS -- THE MIGHTY THOR #21

Written by: Jason Aaron.

Art by: Valerio Schiti.

Covers by: Ruseell Dauterman, Jim Lee.

Description: The ultimate team-up! The Queen of Cinders sets the realms ablaze -- and even the combined might of three Thunder Gods may not be enough to put out the flames! But the all-new Ultimate Thor has a shocking secret. Can Thor trust her newest ally to have her back as Malekith's army grows and the War of the Realms reaches Asgard's doorstep?

Pages: 32.

Price: $3.99.

In stores: July 14.