Shinsaku Takasugi is a playable Servant in the mobile game Fate/Grand Order, based on the historical figure from the Bakumatsu era of Japan. He appears as a Rider-class servant and is depicted as a charismatic, rebellious, and clever tactician. In the game's narrative, Takasugi plays a vital role in the events of the 'Imaginary Scramble' and 'Tokugawa Restoration' Lostbelt chapters, providing both wisdom and combat prowess to the protagonist's cause. His unique blend of wit and historical gravitas makes him a memorable and beloved character in the series.