A departure from the grid-based tactics gameplay of the main series, the game uses teams of 5 characters, from throughout the series, to fight waves of enemies in turn-based battles.
Characters can have star ratings from 2 to 6, that have various level caps with the end goal of a 6 star character being upgraded to level 9999.
The game is region locked in Japan.

Originally released in March 2019 with bugs and server issues, the game was taken offline to work on fixes and improve the game. it was re-launched in November 2019.