Written by ALEX ZALBEN Penciled by GURIHIRU Cover by GURIHIRU Power Pack's biggest adventure ever begins, as they desperately search for the only person who can save the life of their grandmother - THE MIGHTY THOR! But first, they're going to need to get to Asgard, and that means joining forces with Frog Thor and THE PET AVENGERS! An epic tale that starts with a book of myths and ends with the destruction of the entire world, this is a journey into mystery that will leave Power Pack changed - forever! Collecting THOR AND THE WARRIORS FOUR #1-4. 96 PGS./All Ages.