What does Swamp Odong do as a monsterling?

Equipped on a character, Swamp Odong triggers a link skill: "Using a Special Skill". The skill activates each time the condition is met during combat.

How do I get Swamp Odong?

Tame Swamp Odong in the open world to recruit Swamp Odong. The bestiary entry above lists every spawn location.

Can I fuse Swamp Odong?

Swamp Odong cannot be merged with another monsterling. Keep it on its current character for the link skill.

What are Swamp Odong's reinforcement costs?

Swamp Odong reinforces up to level 60. Total cost: 5,025,139 EXP and 25,125,695 gold.

How many variants does Swamp Odong have?

Swamp Odong ships in 5 rarity variants — base ATK/DEF/HP scales from the lowest to the highest tier. The Variants section above lists each one.

Mongil Codex · Monsterling · #118

Swamp Odong

Element Earth

Earth
Grade 2

Swamp Odong is a rare boss-type Earth-element Monsterling. It stands 78.0–92.0 m tall and weighs 1495–1520 kg. Available in 5 variants: N (1★), N (2★), R (3★), SR (4★), SSR (5★). Base stats range from 21/32/101 ATK/DEF/HP at N to 41/63/202 at SSR. Ability: Target's Earth RES -8% for 10s upon using a Switch Skill

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

Last reviewed by Trakan — May 13, 2026

Profile

Height: 78.0–92.0 m
Weight: 1495.0–1520.0 kg
Companion scale: 0.25×Display size

Link skill

Link skill · Lv. 5 · Earth

Using a Special Skill

If the Swamp Odong Monsterling is equipped, it appears when its Appearance Condition is met. It generates a deadly poisonous zone, dealing Earth DMG and inflicting a Bonus Effect.

[Appearance Condition]
Using a Special Skill

[Appearance Info]
DMG based on equipping character's ATK: 200%
Cooldown: 8s

[Bonus Effect]
3% Earth RES Reduction (5s)

Damage: 200% · Cooldown: 8s

Chain-link unlocked at level 21.

Stats

Per-level ATK/DEF/HP scaling — and the reinforcement cost to reach each level. Switch rarities to see how the same level lands at higher floors; scrub the slider to see the cumulative EXP, gold, and best-fit feed mix update live.

LevelLv. 60/ 60

HP2,473+2,271 from Lv. 1
ATK743+702 from Lv. 1
DEF1,159+1,096 from Lv. 1

Reinforcement to Lv. 60

Target level: 60Lv.
Cumulative EXP: 3,768,879EXP
Cumulative gold: 25,125,695Gold

Recommended feed mix to reach Lv. 60

Variants

Swamp Odong ships in 5 rarity variants. Each variant scales the same base ATK/DEF/HP curve at different floor values. Use the stats section to scrub the per-level curve for any rarity.

N★21/32/101
N★★23/35/112
R★★★28/41/132
SR★★★★34/51/162
SSR★★★★★41/63/202

Tame from bestiary

Origin monsterSwamp OdongOpen bestiary entry →

Find on map

Dokkaebi Shrine Entrance

Dimension spawn: steps 1–50 (special).

Spawn locationsLocate Swamp Odong on the map1 spawn marker verified in-game

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 does Swamp Odong do as a monsterling?: Equipped on a character, Swamp Odong triggers a link skill: "Using a Special Skill". The skill activates each time the condition is met during combat.
How do I get Swamp Odong?: Tame Swamp Odong in the open world to recruit Swamp Odong. The bestiary entry above lists every spawn location.
Can I fuse Swamp Odong?: Swamp Odong cannot be merged with another monsterling. Keep it on its current character for the link skill.
What are Swamp Odong's reinforcement costs?: Swamp Odong reinforces up to level 60. Total cost: 5,025,139 EXP and 25,125,695 gold.
How many variants does Swamp Odong have?: Swamp Odong ships in 5 rarity variants — base ATK/DEF/HP scales from the lowest to the highest tier. The Variants section above lists each one.