Time:
Jan. 4th 5:00 AM ~ Jan. 7th 4:59 AM PST

Details：
During the event all Soulstone drops from Heroic Campaign Stages are doubled.

Rules:
1. The amount of Soulstones dropped are doubled, the drop rate remains the same.
2. If it is your first time to challenge a Heroic Campaign Stage Double Drops do not apply, Double Drops only apply after you’ve defeated a stage at least once.