Stage 66
Stage 66 is the 66th of 113 stages in Underground Labyrinth: The Grand Deep. Boss: Corporal Weyland. Other enemies include Cyberhorn and Brollow.
Stage details
- Floors
- 61–69, 71–79, 81–89, 91–98
- Difficulty
- ★9
- XP
- 2,820
- Base HP
- 800,000
- Length
- 5,400
- Max enemies
- 10
Rules
- No continues
Enemies
- From the start



- When the base drops to 99%





| Enemy | Spawns | HP | Damage | Range | Details |
|---|---|---|---|---|---|
| From the start | |||||
| At 16.7s3 total, every 23.3–26.7s | 19,000 | 15,0003,285 DPS | 150 | ||
| At 30s2 total, every 16.7–20s | 19,000 | 15,0003,285 DPS | 150 | ||
| At 56.7s2 total, every 3.3–6.7s | 19,000 | 15,0003,285 DPS | 150 | ||
| When the base drops to 99% | |||||
| Instantly | 176,000 | 2,442407 DPS | 300300 to 600 | ||
| Instantly | 960,000 | 17,60033,000 DPS | 60 | ||
| 13.3s after | 19,000 | 15,0003,285 DPS | 150 | ||
| 33.3s after2 total, every 2–4s | 19,000 | 15,0003,285 DPS | 150 | ||
| 66.7s after2 total, every 2–4s | 19,000 | 15,0003,285 DPS | 150 | ||