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Sea Serpent

Overview

The Sea Serpent emerges when a player enters the final arena in Ghastly Harbor. Its appearance combines a sea snake and a dragon.

Statistics by difficulty

DifficultyHealthExperienceExperience (below level 180)
Insane13.75B2,000,0004,000,000
Nightmare38.43B4,000,0008,000,000

Attacks

The Sea’s Flames

On entering the arena, blue fire covers the rest of the map. It deals percentage-based damage to players outside the arena. This attack is passive.

Overflowing Water

Both floor openings release water in a sunburst. The average damage per hit is 240K. The cooldown is about 3 seconds.

Fire Breath

A rectangular warning marks a random player for about a second before damaging fire fills it. The average damage per tick is 240K.

Mortar Bubbles

After Fire Breath, or after ten seconds with nobody in the arena, delayed mortar bubbles target every living player. The average damage per tick is 230K.

Last updated 17 October 2026 at 19:31 UTC

Page history

Type
Boss
Found in
Ghastly Harbor

On this page

  • Overview
  • Statistics by difficulty
  • Attacks
  • The Sea’s Flames
  • Overflowing Water
  • Fire Breath
  • Mortar Bubbles