Juken Sentai Gekiranger is the 31st Super Sentai series, taking over from GoGo Sentai Boukenger. 4000 years ago, a martial art known as Jūken was created by man named Brusa Ee in which one mimics the abilities of animals as well as trying to attain spiritual peace. However, dissent grew among the creator's ten students. Three of them believed that they should use the suffering and hatred harnessed within humans to increase their power, using their power to assume monstrous forms; the Three Kenma. After murdering Brusa Ee, the Kenma gathered followers to practice an evil form of the Jūken style known as Rin Jūken Akugata. The other seven students believed that true strength should come from within and engaged their former friends in a great war, ending the fight with a forbidden technique to seal the Kenma' powers at the cost of losing their own human forms in the process, becoming the Seven Kensei. Followers of the Kensei created the Geki Jūken Beast Arts school: the Jūken of ...