When the different Dino Sentai teams (Kyoryu Sentai Zyuranger, Bakuryuu Sentai Abaranger, and Zyuden Sentai Kyoryuger) face off against the different Ninja Sentai teams (Ninja Sentai Kakuranger, Ninpuu Sentai Hurricanger, and Shuriken Sentai Ninninger) in a war that was known as the Great Dino-Ninja War (大恐竜の忍者戦 Dai Kyōryū no Ninja-Sen), the evil army corps known as Batchija came to Earth to bring pollution and destruction to the planet Earth. In order to finish off the Batchija, the Dino and Ninja Sentai teams combine their powers to create the Ninryū Ninja Arts (忍竜忍法 Ninryū Ninpo) and use it to banish Batchija off of Earth.