How to Beat Caligo, Mist of Night — Frost Dragon Weakness & Cold-Resist Setup (Nightreign)
The frost dragon Nightlord. Weak to fire + bleed, surprisingly fragile under aggressive team push.
Quick Stats
Section titled “Quick Stats”| Boss | Caligo, Mist of Night |
| Expedition | 7 |
| Weakness | Fire + Bleed |
| Resistance | Frost (immune to its own element) |
| Phases | 2 |
| Difficulty | ★★★★☆ |
Strategy
Section titled “Strategy”Phase 1 — Frost Attacks
Section titled “Phase 1 — Frost Attacks”- Breath weapon — frost cone
- Tail swipe (avoid back position)
- Wing flap (knockback)
- Dodge through wings, never away
Phase 2 — Aerial Phase
Section titled “Phase 2 — Aerial Phase”- Boss flies, breath attacks from air
- Land window: brief moments for melee
- Ranged classes shine in this phase
Weak Points
Section titled “Weak Points”- Head: highest damage multiplier
- Wings: cripple aerial phase if damaged enough
Per-Class Performance
Section titled “Per-Class Performance”| Class | Rating |
|---|---|
| Executor | ★★★★★ (bleed + sub-weapon fire) |
| Ironeye | ★★★★★ (head shots from range) |
| Recluse | ★★★★ (fire mixed magic) |
| Duchess | ★★★ (frost slows dodging) |
| Wylder | ★★★ (limited anti-air) |
| Raider | ★★★ (frost less effective) |
| Guardian | ★★★ |
| Undertaker | ★★★★ |
Recommended Relics
Section titled “Recommended Relics”- Bleed on starting weapon (universal)
- Fire on sub-weapon (if using off-hand)
- Flask heals nearby allies
- ❌ Avoid frost — boss is immune
- Don’t bring frost weapons — completely wasted
- Aim for head with ranged attacks
- Cripple wings to skip aerial phase faster
- Stay grouped to share Raider buff and Recluse heals
Q: Best solo class? A: Ironeye (anti-flier specialist with bleed).
Q: Does fire damage from environment count? A: Yes — torches and fire pits in arena can be exploited.
Sources
Section titled “Sources”- Gamersky Caligo Guide (Chinese)