What is the use of the legendary mir mobile version of Wonderland Stone and how to get it?

The purpose of Wonderland Stone is to enter Sabac, a reward hall for top wealth and glory. The magic stone in the dreamland is the ticket to open the door of Sabbach. Players need to consume a certain number of magic stones to enter Sabac. Wonderland stones can be collected by fighting monsters, guild secrets, guild BOSS, guild bonfires and daily divination.