Forbidden Abyss aka Indy 90 is a dungeon located south of Shanghai.
- Dungeon Type: Individual
- Entrance Fee or Key: [Sea King's Scale], obtainable from [Pointry] for 150 battle points or purchasable from the market
- Minimum Level: your Main Character must be level 90 or higher to enter this dungeon
- Formation: 6 characters (Main Character + 5 Mercenaries)
- Battle Type: Normal Battle
- Time Limit: 30 minutes
- Extend Time: For 1 Atlas Ore, you can extend the allotted time by 10 minutes.
- Reward: Ethereal Light Orb for min. of 50 monsters killed. Total monster count is 183.
- Boss:
- Cooldown (CD): 20 hours
Monsters[]
There are 41 groups of monsters to defeat in this dungeon.
| Monster | Level | Attack | Skill |
|---|---|---|---|
| Deep-Sea Guardian | 100 | 2431-3601 | Freezing Axe |
| Clawed Guard | 101 | 3126-4590 | Blaze Sword |
| Sea Palace Head Maid | 102 | 3443-5045 | Silence |
| Sea King's Royal Guards | 103 | 3451-5081 | Flame Rain |
| Dead Sea King (Boss) | 106 | 9232-10093 | ? |