Challenges
Naruto x Tenkai Knights:
Naruto is immortal ( how is up to you) and follows the four kids that are the Tenkai knights to the portal and is some how transported to the tenkai world after the episode they gained all of the dragon cubes as Naruto comes out as the tenkai dragon in robot form because the tenkai dragon is the jubbi in a new form but Naruto already did some thing to the jubbi that Naruto didn't realize would connect him to another world.