Thor Epic Collection: In Mortal Flesh

Collects Thor (1966) #401-418, Annual #14. To spare a life, Thor makes the ultimate sacrifice! With the fate of his friend Eric Masterson in the balance, Thor steps in - and finds himself bonded to mortal form once again! But which deadly foe will bring about such dire straits - could it be Quicksand? The maniacal Mongoose? A new Executioner? Or, as an untethered Asgard drifts into the Negative Zone, Annihilus? As a new Thor era begins, another legendary hero returns - zounds, it's Hercules...