|Secret ID.||Jack Jaxon|
|1st Appearance||The Comet #76|
|Publisher||J. B. Allen / Amalgamated Press|
|Country of origin||UK|
Finding the magic belt (Megingjardir) of Thor, the Norse God of Thunder, young Jack Jaxon put it on and in a flash was transformed into a giant endowed with the might and power of the god. Magical belt granted him superhuman strength and endurance when used in the service of justice.