Warrior of the Omnitrix X

It was supposed to be a simple camping trip until Ben Tennyson finds a mysterious device in the woods. At first it was simply contending with aliens, but soon he learns he is the transmigrant of a Shinobi hero. Now with the spirit of two heroes in one vessel the reborn hero will do everything in his power to protect the planet and his loved ones. Harem. romance. CANON REWRITE!