[Dr Kain]

Jonah Hex
Quentin Turnbull
Telullah Black
El Papagayo
Bat Lash
El Diablo
Pow Wow Smith

Spectre
Phantom Stranger

Silver Age Flash
Silver Age Captain Cold
Silver Age Mirror Master
Silver Age Gorilla Grodd
Silver Age Reverse Flash
Silver Age Trickster
Silver Age Pied Piper
Silver Age Captain Boomerang
Silver Age Golden Glider
Silver Age Dr Alchemy
Silver Age Heatwave
Silver Age Weather Wizard

And the entire cast of New Genesis and Apokolips in the Jack Kirby designs.