Sunday vs Magazine: Shūketsu! Chōjō Daikessen

Sunday vs Magazine: Shūketsu! Chōjō Daikessen (サンデー VS マガジン 集結！ 頂上大決戦 Sandē Bāsasu Magajin Shūketsu! Chōjō Daikessen) is a crossover fighting game developed by Konami Computer, Entertainment Aomori, and Hudson Soft and published by Konami for the PlayStation Portable (PSP).

It was released in Japan on March 26, 2009.

Introduction
The game celebrates the 50th anniversaries (2009) of shōnen manga magazines Weekly Shonen Magazine and Weekly Shōnen Sunday published by Kodansha and Shogakukan, respectively, featuring prominent manga characters from both publications as playable fighters. There are 30 characters from both magazines will be playable with over 100 characters appearing as supports.

Gameplay
The gameplay of the game is centered around simple matches one-on-one, each character can equip one support to use in the matches, and they can string simple combos with standard, special and ultra attacks.