Engine #13 is Dragshuttle, Go-On Star's partner. He is a member of a secret tribe of the Gian race. His tribe has protected all of the different worlds from the Voider race for generations, by keeping them from escaping the Middle Space between the worlds. With the help of Go-On Star, he can transform into HoRyu-Oh. In this mode, he can flying by deploying his Solor Wing. His final attack is called Meteor Driver.