By A Mystery Man Writer
Vixen is a member of the Justice League of Earth 23.
Earth-23 Official DC Character
comicweek on Tumblr: Earth 23
Earth-23 Official DC Character
President Superman Calvin Ellis of Earth-23 will be the Black Superman - The Original Black Nerd Collection
vixen
DC's October 2023 solicitations
Vixen (Character) - Comic Vine
Vixen (comics) - Wikipedia
DC Comics: 10 Coolest Justice Leagues On Other Earths
Justice League: Crisis on Infinite Earths – Part One: Exclusive Clip and Voice Cast Reveal - IGN