Battle of Beacon (S03E10)

Conflict erupts as battles rage across the tournament arena, the city, and the school. Former rivals from the tournament band together to combat the Grimm, while Ruby sets her sights on a rogue airship that has begun attacking the rest of the fleet. Cinder's virus complicates matters further, causing the robotic Atlesian army to turn against both the city and its protectors. Just when things couldn’t seem worse, the Grimm Dragon emerges...