Geoff Johns - for good or bad - basically revamped what seemed to be every DC character and group for a long period of time. Newsarama ranks his 10 best:
https://www.newsarama.com/27970-top-...-johns.html#s1
10. Superboy Prime
9. Hawkman
8. Justice Society of America
7. Teen Titans
6. Kid Flash/Bart Allen
5. Superboy/Kon-El/Conner Kent
4. Legion of Super Heroes
3. Flash/Barry Allen
2. Green Lantern/Hal Jordan
1. The DC Universe