The Dragon's Jade is a [Key] to the place where nine dragon's legacy is hidden. After 5 minutes from the game starts,
it spawns from 3 ruins out of 5 randomly and you must search the ruins to find & capture the Dragon's Jade.
Once you have the Dragon's Jade, you can head to the Altar of the Dragon and activate it by using the Dragon's Jade.
After the activation, if you secure the area around the altar for 90 seconds, you will be a winner.