If Jay Garrick is no more, they could bring back John Wesley Shipp as Max Mercury.
1970s SHAZAM! Michael Gray (Billy Batson) and two Captain Marvels (Jackson Bostwick and John Davey) are available and would love to work.
Buried Alien (The Fastest Post Alive!)
Buried Alien - THE FASTEST POST ALIVE!
First CBR Appearance (Historical): November, 1996
First CBR Appearance (Modern): April, 2014
AKA FlashFreak
Favorite Characters:
DC: The Flash (Jay & Wally), Starman- Jack Knight, Stargirl, & Shazam!.
MARVEL: Daredevil, Spider-Man (Peter Parker), & Doctor Strange.
Current Pulls: Not a thing!
Speaking of Wonder Woman it is almost a given that Linda Carter has to appear as WW at some point you would think.
Ah, man, I just got to the spot where Birds of Preyverse is annihilated. A short lived show, I know, but I've always had a soft-spot for it.