Dengeki Bunko Fighting Climax is a crossover 2D fighting game developed by Sega and French-Bread, featuring characters from various light novel series published under the Dengeki Bunko label. It was first released in arcades and later ported to home consoles, with gameplay centered on fast-paced battles, assist characters, and fanservice-heavy matchups. The series is known for bringing together popular characters from multiple franchises into a single competitive fighting game.