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

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

What set does Guard Helmet belong to?

Guard Helmet is a stand-alone hat piece without a set bonus.

How do I reinforce Guard Helmet?

Guard Helmet reinforces up to level 6 using Enhancement Stones at the equipment forge. Reaching max level requires roughly 6,744 EXP and 20,232 gold.

Where does Guard Helmet drop in Mongil?

Guard Helmet drops from 124 stages listed in the "Where to farm" section above. Higher-difficulty stages drop the same piece at higher base stat rolls.

Is Guard Helmet worth investing in?

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

Mongil Codex · Hat · N

Guard Helmet

2-star N

A standard-issue helmet provided to rookie guards. Though lacking in comfort, it offers sufficient protection for the head.

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

Last reviewed by Trakan — May 13, 2026

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. 6/ 6

HP165+57 from Lv. 1

Reinforcement to Lv. 6

Target level: 6Lv.
Cumulative EXP: 5,060EXP
Cumulative gold: 20,232Gold

Recommended feed mix to reach Lv. 6

×14

Substats

ATK29
DEF45
HP72
CRIT DMG50
CRIT Rate30
Fire DEF13
Ice DEF13
Wind DEF13
Lightning DEF13
Earth DEF13
Normal DEF13

Where to farm

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

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Drop sourceView on map
Path of Fighters Difficulty 1Path of FightersLv. 17View on map
Path of Fighters Difficulty 2Path of FightersLv. 30View on map
Path of Fighters Difficulty 3Path of FightersLv. 40View on map
Path of Fighters Difficulty 4Path of FightersLv. 50View on map
Path of Destroyers Difficulty 1Path of DestroyersLv. 17View on map
Path of Destroyers Difficulty 2Path of DestroyersLv. 30View on map
Path of Destroyers Difficulty 4Path of DestroyersLv. 50View on map
Teachings of Fire - Difficulty 1Teachings of FireLv. 30View on map
Teachings of Fire - Difficulty 2Teachings of FireLv. 40View on map
Teachings of Fire - Difficulty 3Teachings of FireLv. 50View on map
Guidance of Wind - Difficulty 1Guidance of WindLv. 30View on map
Guidance of Wind - Difficulty 2Guidance of WindLv. 40View on map
Guidance of Wind - Difficulty 3Guidance of WindLv. 50View on map
Guidance of Wind - Difficulty 4Guidance of WindLv. 60View on map
Whispers of Earth - Difficulty 1Whispers of EarthLv. 30View on map
Whispers of Earth - Difficulty 2Whispers of EarthLv. 40View on map
Whispers of Earth - Difficulty 3Whispers of EarthLv. 50View on map
Whispers of Earth - Difficulty 4Whispers of EarthLv. 60View on map
Vault of Greed Difficulty 2Vault of GreedLv. 23View on map
Vault of Greed Difficulty 3Vault of GreedLv. 33View on map
Vault of Greed Difficulty 4Vault of GreedLv. 43View on map
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Custos - Difficulty 1CustosLv. 30View on map
Custos - Difficulty 2CustosLv. 33View on map
Custos - Difficulty 3CustosLv. 36View on map
Custos - Difficulty 4CustosLv. 40View on map
Custos - Difficulty 5CustosLv. 43View on map
Duoxini - Difficulty 1DuoxiniLv. 50View on map
Duoxini - Difficulty 2DuoxiniLv. 53View on map
Duoxini - Difficulty 4DuoxiniLv. 60View on map
Hahnul Difficulty 1HahnulLv. 60View on map
Hahnul Difficulty 2HahnulLv. 60View on map
Hahnul Difficulty 3HahnulLv. 60View on map
Hahnul Difficulty 4HahnulLv. 60View on map

Find Guard 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 Guard Helmet occupy in Mongil: Star Dive?: Guard Helmet occupies the Hat slot. Each character can equip exactly one piece per slot, so swapping Guard Helmet replaces whichever hat they had on.
What set does Guard Helmet belong to?: Guard Helmet is a stand-alone hat piece without a set bonus.
How do I reinforce Guard Helmet?: Guard Helmet reinforces up to level 6 using Enhancement Stones at the equipment forge. Reaching max level requires roughly 6,744 EXP and 20,232 gold.
Where does Guard Helmet drop in Mongil?: Guard Helmet drops from 124 stages listed in the "Where to farm" section above. Higher-difficulty stages drop the same piece at higher base stat rolls.
Is Guard Helmet worth investing in?: N pieces like Guard Helmet hit the highest stat ceiling for the Hat slot. Reinforce one full set before spreading materials across alternates.