The Grand Deep · Underground Labyrinth: The Grand Deep · 50/100
Energy400
Clear XP480
Base HP600,000
Map length4,500
Max enemies5
Spawn interval0.03s
Enemy traits 
Traitless 
Dark
Traitless Dark Boss
Spawn timeline
Scroll sideways to see more. For enemies with a base HP condition, drag the orange circle to set when they appear.
Enemies 3 types
| Enemy | Count | Mag. | HP | Attack | First | Respawn |
|---|---|---|---|---|---|---|
| From the start 2 types | ||||||
 Otta-smack-u | 3 | 400% | 120,000 | 5,988 | 10s | 20–23.33s |
 Those Guys | Unlimited | 3000% | 6,000 | 600 | 16.67s | 3.33–10s |
| Once base HP ≤ 99% 2 types | ||||||
| Otta-smack-u | 10 | 400% | 120,000 | 5,988 | Immediately | 10–13.33s |
| Otta-smack-u Boss | 1 | 100% | 30,000 | 1,497 | Immediately | — |
 Dark Otter | 2 | 150% | 262,500 | 9,745 | Immediately | 46.67–50s |
HP and attack include the magnification.
Clear rewards
If the reward chances add up to more than 100, the rows are rolled in order and each later row shares what is left.