Star Evolution: New Dimension Contract Treasure Box

Click the right mouse button to Use and you can obtain one of the following items:
Astral Crystal x10~100

And you may obtain one of the following items:
Senshi contract from the store before July 2020 x1
Senshi Upgrade Stone x1~10
Senshi Prayer Stone x1~5

And there is a chance to additionally obtain one of the following items:
4-star Evolve Key x1
5-star Evolve Key x1
6-star Evolve Key x1