Earth-172 was an alternate universe in which Bruce Wayne was adopted by the Kents.
- "Superman and Batman... Brothers!" was originally published as an imaginary story, a story outside of regular continuity. In Crisis on Infinite Earths: The Compendium, it was retconned as having happened on another Earth, .
- Characters from Earth-172
- Other things related to Earth-172
- Earth-172's Comic Appearances
- Reality Gallery: Earth-172
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