Old is Wise, and Young is a Mess

When a strange encounter on the Serpentine, it means troublesome among the ninjas. Once again, Lord Garmadon and his power of the Mega-Weapon, along with the Snakes strikes again. What did he aspire a vile plan to disturb their hometown? A wish that something a ninja cannot motivate on 'old' characteristics. How can the ninjas recover and reform this problem? OC included.