How did Thor's hammer break in the comics?

Well, Thor's hammer could break when it faced extremely powerful enemies or was exposed to rare and powerful enchantments that it couldn't withstand. Sometimes, plot twists required such events to drive the story forward.

Yes. The breaking of Thor's hammer in the comics is part of complex and dramatic storylines. It can happen for various reasons related to the plot and character arcs.

In the comics, Thor lost his hammer due to being deemed unworthy by the enchantment placed upon it.

In the comics, Vision was not shown to lift Thor's hammer. The ability to lift the hammer is usually reserved for characters with specific qualities and story arcs that didn't apply to Vision.

Yes, it did. In certain comic storylines, Thor's weapon transformed into an axe.

Yes, Thor has lost his hammer in the comics on several occasions.

Thor got his hammer back through a series of challenging quests and tests of his worthiness.

Thor's hammer return in the comics happened when he overcame various obstacles, showed great strength of character, and reconnected with the powers that granted him the hammer in the first place. It was a complex and exciting storyline.

In the comics, Thor got his hammer back through a series of challenges and heroic deeds that proved his worthiness.

Yes, Thor's hammer has been destroyed in some comic storylines.