When you clear the Boss Dungeon, you can obtain a Boss chest, Hero Soul Stone, Armor Growth Stone, etc.
The Boss Chest grade and rewards increase with stage difficult, and the number of entries is renewed every 00:00 hours. (3 times a day)
■ Boss Dungeon
① You can select the stage you want. (After clearing the previous stage, you can proceed to the next stage)
② You can check the number of entries.
③ Use the 'Dungeon Skip Ticket' to receive immediate compensation.
④ If you tap on 'Enter' you will use one ticket to enter the dungeon.
The Boss Dungeon has three maps, and the Boss will appear on the last one.
⑤ You can check the progress of the dungeon.
⑥ You can fight the enemies with the Auto Battle function.
⑦ After clearing the Boss Dungeon, you can open the additional reward chest.
You can open a chest for free once, and additional chests can be opened by spending Diamonds.
⑧ When you clear the dungeon, the next stage will be opened, and you will be able to get the final reward.
※ The guide was produced in a separate test environment.
So, It may change depending on the update and development situation.
Thank you for your love and interest in the Devil Book~
Devil Book Team