Duration: Jan. 19th to Jan. 22nd (Server Time)
Server: S1 to S236
Description: There are three locations for players to choose from to start an archaeological expedition: Grand Library, Dusk Prison and Cloud Palace. For each location, players will get different fixed and random outputs. The fixed outputs are Epic Origin Crystal (Grand Library), Legendary Origin Crystal (Dusk Prison) and Mythic Origin Crystal (Cloud Palace). The random outputs may include origin crystals and Philosopher's Stones.
Each exploration may require attempts and Energy. However, players can get a certain number of attempts and Energy for free; extra attempts and Energy can be obtained using Vouchers or Diamonds.
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