Mighty Thor, volume 2 # 21 (Marvel comics 2017)

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?

MightyThor # 21 is written by Jason Aaron with art by Valerio Schiti and a cover drawn by Jim Lee.

MightyThor # 21 is a 32 page comic book drawn in full color and rated T+.