BlazBlue: Cross Tag Battle

BlazBlue: Cross Tag Battle is an upcoming 2D fighting game developed and published by Arc System Works, to be released on the Nintendo Switch in 2018. It will feature characters from the BlazBlue, Persona 4 Arena, Under Night In-Birth and RWBY franchises by Arc System Works, Atlus, French Bread, and Rooster Teeth respectively.

Gameplay
The gameplay on BlazBlue: Cross Tag Battle will be much different from previous entries of BlazBlue, Persona 4 Arena and Under Night In-Birth. Yet, some of the gameplay mechanics from the main latest installments of these three said series are retained while having some additional revamp for this game. Cross Tag Battle will feature 2v2 battles and tag-ins similar to Tekken Tag Tournament 2.

BlazBlue

 * Ragna the Bloodedge
 * Jin Kisaragi
 * Rachel Alucard
 * Hazama
 * Noel Vermillion
 * Azrael
 * Iron Tager
 * Makoto Nanaya
 * Nu-13
 * Es
 * Platinum the Trinity (DLC)
 * Jubei (DLC)
 * Hakumen (DLC)

Persona 4 Arena

 * Yu Narukami
 * Yosuke Hanamura
 * Chie Satonaka
 * Yukiko Amagi
 * Kanji Tatsumi (DLC)
 * Aigis (DLC)
 * Naoto Shirogane (DLC)

Under Night In-Birth

 * Hyde Kido
 * Linne
 * Waldstein
 * Gordeau the Harvester
 * Orie Ballardiae (DLC)
 * Carmine Prime (DLC)
 * Vatista (DLC)

RWBY

 * Ruby Rose
 * Weiss Schnee
 * Blake Belladonna (Free DLC)
 * Yang Xiao Long (Free DLC)

Plot
A singularity called the Phantom Field is mixing the reality of Blazblue with three other universes, members of those worlds abruptly summoned while instructed by a mysterious voice that they must protect the keystone in order to return to their homes. But as the Keystone is divided into four among the groups, it results in a battle to acquire them.