What slot does Warden Helmet occupy in Mongil: Star Dive?

Warden Helmet occupies the Hat slot. Each character can equip exactly one piece per slot, so swapping Warden Helmet replaces whichever hat they had on.

What set does Warden Helmet belong to?

Warden Helmet is part of the Arbiter set — equip 2 pieces to unlock the first bonus and 4 pieces for the full set.

How do I reinforce Warden Helmet?

Warden Helmet reinforces up to level 18 using Enhancement Stones at the equipment forge. Reaching max level requires roughly 956,617 EXP and 2,869,851 gold.

Where does Warden Helmet drop in Mongil?

Warden Helmet drops from 6 stages listed in the "Where to farm" section above. Higher-difficulty stages drop the same piece at higher base stat rolls.

Is Warden Helmet worth investing in?

SSR pieces like Warden Helmet hit the highest stat ceiling for the Hat slot. Reinforce one full set before spreading materials across alternates.

Mongil Codex · Hat · SSR · Arbiter set

Warden Helmet

5-star SSR

A magical helmet shaped like the glowing eyes of the warden. It sees everything in the forest, allowing the wearer to awaken ancient powers.

Last updated May 2026 · Verified for the latest Mongil: Star Dive build

Last reviewed by Trakan — May 13, 2026

Arbiter set

Equip multiple pieces from the Arbiter set to unlock cumulative bonuses.

2-Set[2 Set] Ice DMG +10% for 5s upon using a Switch Skill
4-Set[4 Set] Ice DMG +10% upon attacking an enemy with Ice Affliction

Stats

Per-level stats — and the reinforcement cost to reach each level. Scrub the slider to see the cumulative EXP, gold, and best-fit Enhancement Stone mix update live.

LevelLv. 18/ 18

HP1,587+585 from Lv. 1

Reinforcement to Lv. 18

Target level: 18Lv.
Cumulative EXP: 717,468EXP
Cumulative gold: 2,869,851Gold

Recommended feed mix to reach Lv. 18

Substats — 2 slots

ATK253
DEF395
HP421
CRIT DMG1,800
CRIT Rate1,080
Fire DEF118
Ice DEF118
Wind DEF118
Lightning DEF118
Earth DEF118
Normal DEF118

Where to farm

Stages and bosses that drop Warden Helmet, ranked by recommended difficulty.

Drop sourceView on map
Custos - Difficulty 13CustosLv. 60View on map
Custos - Difficulty 14CustosLv. 60View on map
Custos - Difficulty 15CustosLv. 60View on map
Drop source
Drop source

Find Warden Helmet on the interactive mapJump to the boss tile that drops this equipment piece.

Comments

Guides

In-house guides re-tested every patch.

Guides and articles content remains in English.

Mongil: Star Dive — Beginner Guide

Adventure map, jumping, gathering and the first-week checklist — every core mechanic the in-game tutorial walks you through, written in one place.

Trakan

Updated Patch 1.0

Reroll Guide — Best Targets and Stop Conditions

Best characters to chase on a fresh account, the fastest reroll path, and when the meta says you should stop and commit.

Trakan

Updated Patch 1.0

Best Team Comps — Destroyer, Slayer and Flex Slot

How team building actually works in Mongil — the Destroyer + Slayer + flex template the Stagger system rewards, when to break it for element-locked counters, and the Brawler-led sustained-DPS variant.

Trakan

Updated Patch 1.0

Combat Basics — Hold Attacks, Switch Skills, Ultimates

Basic attacks, special skills, switch skills and ultimate timing — the hold-input combat system explained without the in-game popup spam.

Trakan

Updated Patch 1.0

Frequently asked

What slot does Warden Helmet occupy in Mongil: Star Dive?: Warden Helmet occupies the Hat slot. Each character can equip exactly one piece per slot, so swapping Warden Helmet replaces whichever hat they had on.
What set does Warden Helmet belong to?: Warden Helmet is part of the Arbiter set — equip 2 pieces to unlock the first bonus and 4 pieces for the full set.
How do I reinforce Warden Helmet?: Warden Helmet reinforces up to level 18 using Enhancement Stones at the equipment forge. Reaching max level requires roughly 956,617 EXP and 2,869,851 gold.
Where does Warden Helmet drop in Mongil?: Warden Helmet drops from 6 stages listed in the "Where to farm" section above. Higher-difficulty stages drop the same piece at higher base stat rolls.
Is Warden Helmet worth investing in?: SSR pieces like Warden Helmet hit the highest stat ceiling for the Hat slot. Reinforce one full set before spreading materials across alternates.