Suggestions by @aaronpirelatinedo

Cat Grant (DC)

as Other Characters Already In My DCU in What Should Be In My DC Cinematic Universe

Perry White

as Other Characters Already In My DCU in What Should Be In My DC Cinematic Universe

Martha Kent

as Other Characters Already In My DCU in What Should Be In My DC Cinematic Universe

Jonathan Kent

as Other Characters Already In My DCU in What Should Be In My DC Cinematic Universe

Lara Lor Van

as Other Characters Already In My DCU in What Should Be In My DC Cinematic Universe

Jor-El

as Other Characters Already In My DCU in What Should Be In My DC Cinematic Universe

Jimmy Olsen

as Other Characters Already In My DCU in What Should Be In My DC Cinematic Universe

Lois Lane

as Other Characters Already In My DCU in What Should Be In My DC Cinematic Universe

Deathstroke (Slade Wilson)

as Villains Already In My DCU in What Should Be In My DC Cinematic Universe

The Joker (Character)

as Villains Already In My DCU in What Should Be In My DC Cinematic Universe

Firefly (Garfield Lynns)

as Villains Already In My DCU in What Should Be In My DC Cinematic Universe

KGBeast

as Villains Already In My DCU in What Should Be In My DC Cinematic Universe

Penguin (DC)

as Villains Already In My DCU in What Should Be In My DC Cinematic Universe

Two-Face (Harvey Dent)

as Villains Already In My DCU in What Should Be In My DC Cinematic Universe

Thaal Sinestro

as Villains Already In My DCU in What Should Be In My DC Cinematic Universe

Manhunters

as Villains Already In My DCU in What Should Be In My DC Cinematic Universe

Reverse-Flash

as Villains Already In My DCU in What Should Be In My DC Cinematic Universe

Zoom (Hunter Zolomon)

as Villains Already In My DCU in What Should Be In My DC Cinematic Universe

Mirror Master

as Villains Already In My DCU in What Should Be In My DC Cinematic Universe

Captain Boomerang

as Villains Already In My DCU in What Should Be In My DC Cinematic Universe