Travel to the Imperium for a daring mission with Jay and Lloyd as they face off against the Imperial General Arpagis, who rides a fearsome Photac Beast. Your mission is to stop them from capturing dragons and seizing their powers for evil! The beast is ready to attack with sharp claws and spikes. Fight back with the ninja katanas. The future of the new world of Ninjago is at stake and only you can save it!