- Although Raoism was referenced in DC Comics since the early '70s, Rao wasn't revealed as a god until Super Friends # 47 (August 1981), but this wasn't fully incorporated into Earth-One continuity until Phantom Zone # 1-4 (1982).
- ↑ As seen in the Superfriends season 1 episode The Planet-Splitter (1973).
- ↑ As seen in The Planet-Splitter (1973).
- ↑ We need the exact comic title and issue. It would have been the first comic where Superman says "Great Rao!"
- ↑ For more information about those DC comic books, click here.
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