After the world's greatest baseball game against the Legion of Doom, Batman, Superman and Wonder Woman face off against their arch-enemies Joker, Lex Luthor and Cheetah, who gain the upper hand by switching their respective opponents.

After the world's greatest baseball game against the Legion of Doom, Batman, Superman and Wonder Woman face off against their arch-enemies Joker, Lex Luthor and Cheetah, who gain the upper hand by switching their respective opponents.

When Batman is addressing his team he says, "Little Julie Schwartz and Frankie Miller of Gotham.". Frank Miller is a DC comic book writers most noteable the Dark Knight Returns, while Julie Schwarts is meant to refer to Julius Schwartz a long time DC comic book editor most noteable DCs biggest characters Batman and Superman.

When Wonder Woman fights in this episode, her theme from the Lynda Carter 70's Wonder Woman series plays.

The future scene at the end of the episode shows "Prez" the first teenage President from a short run 1973 DC Comic.

This is the first time Superman has appeared in this series.

The alien planet seen watching Luthor's broadcast is the home planet of Tomar Re of the Green Lantern Corp.