The Festering Gel is a securable deviation in Once Human. Read on and find out how to get the Festering Gel deviation and its location, its deviation special abilities, how to use it, how to raise its mood and power, and the skills of Festering Gel!
List of Contents

The Festering Gel can be found by defeating the Ravenous Hunter found inside the Monolith of Greed located at the Dayton Wetlands (6005, -4819) area.
Before heading inside the Monolith of Greed, make sure that you are prepared to battle and equip appropriate gears and weapon for the fight.

In Deviation: Survive, Capture, and Preserve scenario, you can find the Festering Gel at Blackfell Oil Fields (5360, -1557). It can also be found in the Ricci Securement Point (6594, -3453), Refinery Pollution Point (5315, -3703), and Greywater Industrial Zone (4830, -3079).
| Shiny Festering Gel | Ability |
|---|---|
| Marine Star | When synced, each reload gives you either a 5% Weapon DMG bonus or 5% Status DMG bonus at random. |
| Spring Rose | When synced, you receive 20% more healing during the day. Effect is reduced by half at night. |
| Festering Gel Preferred Environment |
|---|
| |
| |
These are these specific Deviation's preferences to speed up its Deviant Power and Mood regeneration. Make sure to put its Securement Unit in a location with the proper environment for maximum efficiency.

You can obtain the corresponding Circular Lights for your Deviations by building them via the Furniture Menu. These can be unlocked through Basic Furniture II under Building in your Memetics Cradle.

You need to wire your Deviations' Securement Unit to a nearby Power Facility that can supply the proper amount of Watts. Electricity can be unlocked under Logistics in your Memetics Cradle, you can start with a Solar Generator.
Power Guide: How to Set Up Electricity
| How to Use Festering Gel |
|---|
|
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To use Festering Gel, you'll first need to place it in a Securement Unit. Try to fulfill its preferred environment to maximize its Power and Mood.
How to Get and Use Isolated Securement Unit

Combat Deviants like Festering Gel can be used to fight alongside you in battle either offensively or defensively to help you take down enemies. Make sure it is synced to your Cradle first so it can help you out in battles!

In battle, pressing the E Key will pull up a menu wherein you can choose which action they will take, you can either use one of its two skills or have it return to your cradle.

Using Flawless Fortification will create a barricade that you can place within a certain distance. This can be used defensively as a shield from projectiles or to block a Deviant from getting near you.
Meanwhile, using Build Fortification will immediately place the Barricade in front of you and anyone near the Fortification will recover 10% HP and Sanity per second.
![]() Festering Gel |
Deviant Type | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Combat | PvP or PvE? | ||||||||||
| Available in Both | |||||||||||
| Can participate in combat to transform into Shelter and block enemy attacks. | |||||||||||
| Deviation Skills | |||||||||||
| Flawless Fortification | Throw the Deviation to activate the skill. It knocks back enemies near the hit location and transforms into a fortification. | ||||||||||
| Build Fortification | This Deviation transforms into a fortification at your location that can block ranged attacks. Allies around the fortification recover 10% HP and Sanity per second. | ||||||||||
These are the Psi-Skills, possible starting Techniques, and Innate abilities this Deviation gains in the Deviation: Survive, Capture, Preserve scenario. Note that these skills are exclusive to Deviation: SCP.
| Gel Shield | |
|---|---|
| Encases an ally in Festering Gel, granting a shield equal to 3.3% of their Max HP. Consumes 450 Psi Energy. |
Psi-Skills are your deviation’s ultimate abilities. They have long cooldowns and can only be used after a short delay. Used right, they can turn the tide of battle!
| Technique | Description |
|---|---|
| Healing Bullet | Fires healing energy, healing allies for a percentage of the caster's Attack. |
| Healing Aura | Activates a healing aura with a 6m radius, restoring a percentage of Max HP per second. |
| Psi Bullet | Fires an energy orb, dealing P. ATK DMG. |
| Chrysalis | Hardens the caster, increasing P.DEF and SP.DEF for 8s. |
| Healing | Heals the ally with the lowest HP, percentage, restoring HP based on the caster's Attack every 0.5s for 5s. |
| Heavy Pressure | Leaps onto the target's head and slams down, dealing AoE P. ATK DMG and knocking the target back. |
These are techniques that you can learn through deviation fusions. Some deviations you capture may have these as starting techniques.
How to Fuse Deviation: Deviation Fusion Explained
| Activate | |
|---|---|
| Increase the Healing Boost effect by 20% |
A passive is a constant effect that automatically benefits your Deviation without needing to be activated.

Deviations Guide: All Deviation Locations
| Once Human x Palworld Deviations Deviations | ||
|---|---|---|
Cattiva
|
Chillet
|
Chillet Ignis |
New Deviation SCP Deviants and Pals
How to Get Festering Gel



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