When the Justice League goes missing and villains overrun Metropolis, there’s only one team that can solve this mystery: Scooby-Doo and the gang! But wait, there’s a new dog in…

Hellbent on taking over Earthrealm, Kano viciously attacks town after town with the aid of three cold-blooded Black Dragon mercenaries. Those who don’t submit are annihilated but one young man…