Kuroninja and the Orb of Destruction

Kuroninja and the Orb of Detsruction is the first story after Kuroninja Gold. It introduces the Dracon Orb and features the Blade of Kings.

The full story can be found here.

Synopsis
Kuroninja and his team break into a secret base to find the Dracon Orb and stop it from destroying Earth-1.

Other

 * Canalo
 * Tsukasa Myoujin