Koha-Ace

Koha-Ace (コハエース) is a parody manga by Keikenchi. It stars Kohaku and features characters from various TYPE-MOON series. It is drawn in a style, and it is a self-aware series that constantly breaks the fourth wall. Carnival Phantasm included segments based on the series, and it was the focus of the 2012 April Fools' Day joke.

Fate/KOHA-ACE
Fate/KOHA-ACE is a parody Holy Grail War.
 * Sakura Saber
 * Demon Archer (魔人アーチャー) is called the.
 * Saber (セイバー) calls himself.