BlazBlue Alternative: Dark War

BlazBlue Alternative: Dark War (ブレイブルー オルタナティブ ダークウォー) is a free-to-play role-playing game announced for the iOS and Android systems. However, the game will shut down services on January 31, 2022.

Plot
This is a story leading to the Blue.

When taking just a step from the usual calm, the world begins to end…

The Hell, with the name of a possibility, begins.

Characters

 * The protagonist (Rei) — the character chosen by the player, either male or female.
 * Ciel Sulfur — a mysterious girl who belongs to the Mitsurugi Agency.
 * Astrolabe (Raabe) - an Independent Thought Unit with a personality based on Kagami Hajou. Raabe assists the protagonist and Ciel Sulfur with their dives into Phantom Fields.
 * Kagami Hajou - a member of the Mitsurugi Agency who guides Ciel Sulfer and the protagonist. She's also a shopkeeper in the player store.
 * White Justice - similar to how Hakumen is the alternate future counterpart of Jin Kisaragi from a destroyed Calamity Trigger timeline, this warrior is the alternate counterpart of Tsubaki Yayoi, who briefly appeared in the ending scenes of BlazBlue: Centralfiction.
 * Another Dark Mai - A Possibility of Mai Natsume that has a "calamity factor" included in her existence. Fighting has become her reason for living, and she is currently acting on behalf of a certain someone.
 * Another Dark Kagura (Limited)
 * Hearn
 * Oliver
 * Semia
 * Zara

BlazBlue

 * Jin Kisaragi — a Major-class soldier of the 4th Division belonging to the World Void Information Control Organization. He’s a member of the Twelve Originators’ Kisaragi family, and the next head of this household. He wields a powerful Arch-Enemy Event Weapon, the Ice Sword: Yukianesa.
 * Noel Vermillion — a Second Lieutenant-class soldier of the 4th Division belonging to the Control Organization. She’s a secretary of Jin Kisaragi – a Major of the mentioned division. She wields a powerful Event Weapon, the Demon Guns: Bolverk. (also in Academy & Holynight Guardian (Christmas))
 * Academy
 * Holynight Guardian (Limited)
 * Rachel Alucard
 * Taokaka
 * Iron Tager
 * Litchi Faye Ling
 * Arakune
 * Bang Shishigami
 * Hakumen
 * Nu-13 (as Jussan) (Limited)
 * Tsubaki Yayoi — a First Lieutenant-class soldier of the 0th Division belonging to the Control Organization. She’s a member of the Twelve Originators’ Yayoi family. Noel is her close friend from the Military Academy.
 * Hazama
 * Makoto Nanaya- a soldier of the World Void Information Control Organization and their Magic Formula Troops. She is close friends with Tsubaki and Noel from the Military Academy.
 * Valkenhayn R. Hellsing (BE)
 * Platinum the Trinity
 * Beachside Magical Girl (Limited)
 * Relius Clover (BE)
 * Izayoi
 * Bullet — a person from the Resistance Central that is against the tyranny of the Control Organization. She was raised in an all-male mercenary group that later gets completely wiped out – it made her hostile against the organization.
 * Kagura Mutsuki
 * Kokonoe
 * Yūki Terumi (Spirit Body)
 * Celica Ayatsuki Mercury
 * Lambda-11 (Limited)
 * Konoe Mercury (PS) (Limited) — a Magic Association Academy student, a skilled conjurer in the Magic Association, soon to be appointed as the ninth of the Ten Sages.
 * Hibiki Kohaku
 * Mai Natsume
 * Midsummer Fairy (Limited)
 * Jūbei
 * Tenjō Amanohokosaka
 * Homura Amanohokosaka
 * Kajun Faycott
 * Linhua
 * Kazuma Kval — a student from the academy in the Magic City of Ishana,
 * Trinity Glassfille — a student from the academy in the Magic City of Ishana. She’s an excellent conjurer and an alchemist – because of this, she’s also called Platinum the Trinity or Platinum Alchemist.

Remix Heart

 * Akane Teruhiko
 * Shiori Kirihito
 * Taro Sasagae
 * Chachakaka
 * Fuzzy
 * Meifang Lapislazuli

XBlaze

 * Es (Limited)
 * Mei Amanohokosaka
 * Kuon Glamred Stroheim
 * Scorching Beach Attacker (Limited)
 * Zwei
 * Drei
 * Ripper
 * Acht
 * Sechs (Limited)
 * Avenge

Bloodedge Experience

 * Naoto Kurogane
 * Raquel Alucard
 * Saya Terumi
 * Kiiro Hikagami

Granblue Fantasy

 * Djeeta (Limited)
 * Narmaya (Limited)
 * Tweyen (Limited)

Unused

 * Ragna the Bloodedge
 * Saya Terumi (Summer, concept art)
 * Akira Kamewari
 * Clavis Alucard (BE)
 * Tomonori
 * Valkenhayn R. Hellsing (PS)

Cameo as Grimoire
BlazBlue
 * Carl Clover
 * Mu-12
 * Azrael
 * Amane Nishiki
 * Hades: Izanami
 * Susanoo
 * Ada Clover
 * Clavis Alucard

Remix Heart
 * Hōichirō Hazuki
 * Cypher Albar
 * Estella McKenzie

XBlaze
 * Els von Klagen
 * Hinata Himezuru
 * Sōichirō Unomaru
 * Akira Kamewari
 * Nobody

Trivia

 * The game was initially meant to release in 2018 for iOS and Android, but was delayed until further notice, even though preregistrations passed the 20000s. . It was confirmed to be still in development by 2019
 * The gameplay is planned to be relatively close to, or at least in reference to the fighting games, . It also includes gachapon mechanics.
 * Promotional material featured art for characters beyond those in the initial announcement, like Nu-13, Hibiki Kohaku and Bullet.
 * Ragna the Bloodedge was originally gonna be released around December 28, 2021 nearly a month before the service end the game.