The brigade can do 20 times a day, will randomly drop the treasure map, complete the brigade mission must send a treasure map, but also get a lot of experience and star coins ~

[Active Treasure Chest]

When the task activity reaches 160 on the day, the treasure chest can be 

opened and the treasure map can be obtained.

[Treasure Map Reward] Requires the use of treasure map, may be awarded a 

secret treasure map. [Mysterious treasure map]

In the process of digging the treasure map, sometimes you will dig up a mysterious treasure map, and after using it, you will enter the secret area of the treasure,