Batman / Superman: World's Finest

Batgirl

Barbara Gordon

Penguin

Oswald Cobblepot

Green Lantern

John Stewart of Earth, Sector 2814

Power Girl

Kara Zor-L; Kara of Atlantis; Karen Starr

Green Lantern

Alan Scott

Two-Face

Harvey Dent, 1948-present

Killer Croc

Waylon Jones

Scarecrow

Jonathan Crane, Batman villain

Plastic Man

Eel O'Brian / Eel O'Brien

Darkseid

DC, Fourth World

Riddler

Edward Nigma

Kid Flash

Wally West, original

Deathstroke

Slade Wilson

Doctor Fate

Kent Nelson

Red Tornado

an android, Ulthoon / John Smith

Booster Gold

Michael Jon Carter

Firestorm

Ronnie Raymond & Prof. Martin Stein (merged)

The Spectre

Jim Corrigan

Metamorpho

Rex Mason

Mr. Freeze

Victor Fries

Swamp Thing

Alec Holland

Sinestro

Green Lantern of Korugar, Sector 1417

Batwoman

Kate Kane

Mary Marvel

Mary Batson

Bane

from Batman

Captain Cold

Leonard Snart

Clayface

Basil Karlo, from Batman

Captain Atom

Nathaniel Adam / Cameron Scott

Blue Beetle

Ted Kord

Deadshot

Floyd Lawton

Martha Wayne

mother of Bruce Wayne

Gorilla Grodd

Flash villain

The Atom

Ray Palmer

Solomon Grundy

Cyrus Gold

Man-Bat

Kirk Langstrom

Bizarro

imperfect duplicate of Superman

Red Robin

Tim Drake

Black Manta

David Hyde, Aquaman villain

Star Sapphire

Carol Ferris

Metron

of the New Gods

Cheetah

secret identity unknown, Ame-Comi

Metallo

John Corben

Nightshade

Charlton/DC, Eve Eden

Shazam

Billy Batson

Batman

Terry McGinnis

The Ray

Raymond Terrill

Killer Moth

Drury Walker / Cameron van Cleer

Skeets

Booster Gold's security robot

Silver Banshee

Siobhan McDougal

Kathy Kane

Batwoman, 1956-1985

Magog

David Reid

Judomaster

Sonia Sato

Doctor Poison

Princess Maru's granddaughter, DC

Boy Thunder

David Sikela

Flash

Danica Williams

Thunderman

David Sikela