GURREN LAGANN was an anime series that ran from 2007 to 2007. In total 27 episodes of GURREN LAGANN were aired. With a total of 1 reported filler episode, GURREN LAGANN has a very low filler percentage of 4%. In a not-so-distant future, humanity struggles daily against the beastmen for survival. Key to the survival are Gunmen - giant mechas which are used to fight the many battles. The show depicts the adventures of Simon and Kamina, who make up the legendary Gunmen team known as Gurren Lagann.