DC vs. Sega

 is a Japanese-American crossover fighting game based on the properties by DC Comics and Sega. It is co-developed by Traveller's Tales and Sonic Team and co-published by Warner Bros. Interactive Entertainment and Sega, being published for PC, Mac, PlayStation 4, Xbox One and Nintendo Switch on September 17th, 2020.

Synopsis
When the DC and Sega dimensions fuse together, the heroes of both multiverses have to figure out who or what is responsible.

DC Comics

 * Kal-El/Clark Kent/Superman (voiced by Matthew Mercer)
 * Bruce Wayne/Batman (voiced by Jason Spisak)
 * Princess Diana of Themyscira/Diana Prince/Wonder Woman (voiced by Olivia Olson)
 * Barry Allen/The Flash (voiced by Jack DeSena)
 * Hal Jordan/Green Lantern (voiced by Matt Lanter)
 * Orin/Arthur Curry/Aquaman (voiced by Rick D. Wasserman)
 * J'onn J'onzz/John Jones/Martian Manhunter (voiced by Greg Eagles)
 * Dick Grayson/Nightwing (voiced by Yuri Lowenthal)
 * Barbara Gordon/Batgirl (voiced by Ashley Johnson)
 * John Constantine (voiced by David Tennant)
 * Zatanna Zatara (voiced by Kate Micucci)
 * Lex Luthor (voiced by Troy Baker)
 * The Joker (voiced by Nolan North)
 * Dr. Harleen Quinzel/Harley Quinn (voiced by Mae Whitman)
 * David Hyde/Black Manta (voiced by Khary Payton)
 * Thaal Sinestro (voiced by Brent Spiner)

DLC

 * Billy Batson/Shazam (voiced by Max Mittelman)
 * Kara Zor-El/Kara Danvers/Supergirl (voiced by )
 * Jason Todd/Red Hood (voiced by Dante Basco)
 * Koriand'r/Kory Anders/Starfire (voiced by Olivia Hack)
 * Victor Stone/Cyborg (voiced by Ogie Banks)
 * Tara Markov/Terra (voiced by Hynden Walch)
 * Jefferson Pierce/Black Lightning (voiced by Christopher Judge)
 * Dr. Pamela Isley/Poison Ivy (voiced by Janet Varney)
 * Edward Nygma/Riddler (voiced by David Faustino)
 * Leonard Snart/Captain Cold (voiced by TBD)
 * Teth-Adam/Black Adam (voiced by David Sobolov)

Sega

 * Sonic the Hedgehog (voiced by Roger Craig Smith)
 * Miles "Tails" Prower (voiced by Colleen Villard)
 * Knuckles the Echidna (voiced by Dave B. Mitchell)
 * Amy Rose (voiced by Cindy Robinson)
 * Dr. Ivo "Eggman" Robotnik (voiced by Mike Pollock)
 * NiGHTS
 * Reala
 * Alex Kidd
 * Axel Stone
 * Blaze Fielding
 * Tyris Flare (voiced by Mary Elizabeth McGlynn)
 * Ren Amamiya/Joker (voiced by Xander Mobus)
 * Futaba Sakura/Oracle (voiced by Erica Lindbeck)
 * Joe Mushima (voiced by James Sie)
 * Bahn
 * Kazuma Kiryu (voiced by )
 * Akira Yuki
 * Akira Yuki

DLC

 * Shadow the Hedgehog (voiced by Kirk Thornton)
 * Silver the Hedgehog (voiced by Bryce Papenbrook)
 * Blaze the Cat (also voiced by Erica Lindbeck)
 * Ulala (voiced by Cherami Leigh)
 * Makoto Yuki/Leader (also voiced by Yuri Lowenthal)
 * Candy
 * Ichiban Kasuga (voiced by Kaiji Tang)
 * Wizeman the Wicked (voiced by Roger L. Jackson)
 * Akira Nishikiyama (voiced by Michael Rosenbaum)
 * Death Adder (voiced by Steve Blum)
 * Tohru Adachi (voiced by Johnny Yong Bosch)

Non-playable
Most non-playable characters appear either in background of stages or in endings of characters' arcade mode or the story.

DC Comics

 * Amanda Waller (voiced by Erica Luttrell)
 * Alfred Pennyworth (voiced by David Kaye)
 * Com. James Gordon (voiced by Mark Hamill)
 * Lois Lane (voiced by Marisha Ray)
 * Jimmy Olsen (voiced by James Arnold Taylor)
 * Perry White (voiced by J.K. Simmons)

Sega

 * Cream the Rabbit (voiced by Michelle Ruff)
 * Rouge the Bat (voiced by Karen Strassman)
 * E-123 Omega (voiced by Aaron LaPlante)
 * Marine the Raccoon (also voiced by Colleen Villard)
 * Orbot and Cubot (also voiced by Kirk Thornton and Wally Wingert, respectively)
 * Morgana (voiced by Cassandra Lee Morris)

DC

 * Carol Ferris/Star Sapphire - Appears in two endings: in Green Lantern's ending, where the two are shown having formed a new fleet composed of the Babylon Rogues and the After Burner jet pilots. And in Amy Rose's ending, where she welcomes Amy to the Star Sapphire Corps.

Sega

 * TBD -

Bosses

 * Blackseid (voiced by Sean Schemmel and Gary Anthony Williams fused)
 * Iblis-Doomsday (voiced by Christopher Corey Smith and Ike Amadi fused)
 * Helmet of Fate Fused Goro Akechi (voiced by Robbie Daymond)
 * Nightmarean Deathstroke (voiced by Dave Wittenberg)
 * Dark Falz Big Barda (voiced by Kari Wahlgren)
 * Parallax Beat
 * Starro Controlled Aika (voiced by Grey Griffin)
 * [evil corruptive sega thingy] Blue Beetle
 * Red Lantern Doom's Bride (also voiced by Michelle Ruff)
 * Phantom Ruby Circe

Costumes/Skins
For the unlockable costumes and skins the players can select for the characters.

Stages

 * Green Hill Zone - Cream the Rabbit and various Chao watch the fight in the background. Mid Battle Break - Various OMACs fly down the sky and begins firing upon the Chao.
 * The Batcave - Alfred alongside Jason Todd, Tim Drake and Stephanie Brown are shown monitoring the Batcave. Mid Battle Break - Several characters from Crazy Taxi crash in and drive all over the stage.
 * Velvet Room - Igor alongside Elizabeth and Margaret are watching the fight unfold. Mid Battle Break - Trigon breaks into the room and begins destroying it as Igor, Elizabeth and Margaret fight back.
 * The Daily Planet - Various Daily Planet employees are working and minding their own business. Mid Battle Break - The Daily Planet grows more darker colors as the Child breaks in and begins attacking the Daily Planet.
 * Delight City - TBD. Mid Battle Break - TBD
 * Flash Museum - The Museum is empty as various Flash villains' technology and the Cosmic Treadmill is in the background. Mid Battle Break - TBD
 * The Claudia - TBD. Mid Battle Break - TBD
 * Belle Reve - TBD. Mid Battle Break - TBD
 * Skure - TBD. Mid Battle Break - TBD
 * Themyscira - TBD. Mid Battle Break - TBD
 * Black Comet/Apokolips - The Black Comet and Apokolips fused with each other. It is the stage for the final boss battle.

DLC

 * Titans Tower - TBD. Mid Battle Break - TBD
 * Ark Space Station - TBD. Mid Battle Break - TBD
 * [teen titans related]
 * [sonic related]
 * [heroes pack dc]
 * [heroes pack sega]
 * [heroes]
 * [heroes]
 * [villains]
 * [villains]
 * [villains]
 * [villains]

Power Ups and Special Weapons

 * Rings
 * Chaos Emeralds
 * Green Lantern Power Battery
 * Amazon sword
 * Atlantean trident
 * TBD

Gameplay
DC vs. Sega features gameplay mechanics which are mix to those of Marvel vs. Capcom and Super Smash Bros., being a 2D fighting game with a focus on lowering down the opponent's health. Similar to MvC, players select a team of three characters to compete in a one-on-one battle. Also, similar to SSB, players can explore the arenas, interact with the environment's objects and use the collectible power-ups (all based on items related to DC and Sega) which appear in the field. There are also various ways to play including a story mode, an arcade mode, free fight and a boss rush mode.

Endings
A list of endings for the Arcade mode.

In other media

 * The game is followed by DC vs. Sega: Aftermath, a comic book series which chronicles the aftermath of the characters' Arcade endings. It also has two new main villains: Brainiac and the Nyx Avatar.

Trivia

 * This game contains some Easter eggs alluding to IPs owned by DC Comics' parent company Warner Bros.
 * [IDK why, a Sega character saying "eh, what's up, doc?" at some point, Sonic]
 * TBD