Q1. What are Black Crystals?
Black Crystals can be used to purchase items at the shop and recover stamina.
They can be acquired in various situations such as login bonuses and rewards for clearing missions, and additionally can be purchased at the shop. They have no expiration date.
Q2. Is there a difference between paid and free Black Crystal?
When Black Crystals are consumed in-game, the free ones will be consumed first, followed by the paid ones.
However, if you consume or purchase content that can only be accessed with Paid Black Crystals (gacha, etc.), only Paid Black Crystals will be consumed.
Q3. I want to return the Black Crystal that I purchased
Due to the nature of digital content, refunds are generally not possible.
Please note that we cannot accept cancellations or refunds after the purchase procedure is completed.