About Monster Modifiers
From ThunderstoreMonsters spawn with random infusions, effects, or modifiers for increased challenge.
Monster Modifiers
This mod adds 31 modifiers that are randomly assigned to a monster when it spawns. A monster will have one modifier per star.
Features
- Adds 31 monster modifiers.
- Modifiers are not applied to bosses, only standard monsters.
- One modifier per monster star. Two star monster = two unique modifiers.
- Replaces monster star icons with modifier icons.
Modifier Details
| Modifier Name | Icon | Color | Description | | ------------------ | ----------------------------------------------------------------------------------------- | ------------------ | ------------------------------------------------ | | Stamina Siphon |
| Yellow | Attack also drains stamina. | | Eitr Siphon |
| Purple | Attack also drains eitr. | | Shield Breaker |
| Yellow | If blocked, attacks reduce shield durability by 50%. | | Ignore Armor |
| Red | Attacks ignore 50% of armor. | | Food Drain |
| Red | Attacks reduce random food duration by 50%. | | Fire Infused |
| Red | Attacks do fire damage. | | Frost Infused |
| Light Blue | Attacks do frost damage. | | Poison Infused |
| Green | Attacks do poison damage. | | Lightning Infused |
| Yellow | Attacks do lightning damage. | | Remove Status Effect |
| Purple | Attack removes one random status effect. | | Personal Shield |
| Red | Spawns with personal shield. | | Shield Dome |
| Yellow | Spawns with shield dome, blocking projectiles from outside. | | Soul Eater |
| Red | When nearby monster dies, increase monster health, damage, and size. | | Fast Movement |
| Red | 50% increased movement speed. | | Fast Attack Speed |
| Yellow | 50% increased attack speed. | | Distant Detection |
| Purple | Detection and view range increased by 2x. | | Elemental Immunity |
| Purple | Immune to elemental damage | | Pierce Immunity |
| Red | Immune to pierce damage | | Slash Immunity |
| Red | Immune to slash damage | | Blunt Immunity |
| Red | Immune to blunt damage | | Stagger Immune |
| Yellow | Immune to stagger. | | Poison Death |
| Green | Poison cloud on death. | | Fire Death |
| Red | Fire nova on death. | | Frost Death |
| Light Blue | Frost nova on death. | | Heal Death |
| Purple | Healing nova on death. | | Stagger Death |
| Yellow | Stagger bomb on death. After 2-4 seconds, stagger all characters in 5m range | | Tar Death |
| Brown | Apply Tarred status effect to all characters in 5m range | | Blood Loss |
| Red | Player takes 30% max health damage when blood loss exceeds max health. | | Absorption |
| Light Blue | Heals for 100% of damage types it's immune when taking damage. |
Highlights
From source dataLoaders
Runs on BepInEx.
Footprint
Rated a light load on a server.
Dependencies
Needs 3 other projects installed alongside it.
Monster Modifiers on Nxeon
From our catalogue- One-click install
- Supported on Nxeon Valheim servers, for BepInEx servers. We download it from Thunderstore, place it, and restart the server.
- Server side
- Optional on the server
- Server type needed
- BepInEx
- Server load
- light
- Smallest plan we suggest
- Valheim — 4 GB (4 GB RAM). This follows our own load rating above, not a benchmark.
- Latest build
- 1.2.7, released 2025-08-20
Game versions by loader
| Loader | Game versions | Newest |
|---|---|---|
| BepInEx |
From 25 recorded builds of Monster Modifiers.
Recent builds
| Build | Released | Game versions | Loaders |
|---|---|---|---|
| 1.2.7 | 2025-08-20 | n/a | BepInEx |
| 1.2.6 | 2025-07-05 | n/a | BepInEx |
| 1.2.5 | 2025-07-05 | n/a | BepInEx |
| 1.2.4 | 2025-05-19 | n/a | BepInEx |
| 1.2.3 | 2025-05-18 | n/a | BepInEx |
| 1.2.2 | 2025-05-09 | n/a | BepInEx |
Dependencies
- Required: BepInExPack Valheim
- Required: Jotunn
- Required: YamlDotNet
Declared by the newest build that lists any. Required ones are installed with it on one-click installs.
Run Monster Modifiers on a Valheim server
Pick a server or deploy a new one above; it is installed in one click.
What kind of mod it is
From the catalogCreatures & NPCs
Adds or changes creatures, NPCs and how they behave.
Works on a server
From source side supportThunderstore lists server-side support for Monster Modifiers as optional: it can run on a server, but isn’t required there.
Compatibility
- Game
- Valheim
- Loaders
- BepInEx
- Runs on
- Serveroptional on the server
- Requires
- One-click install needs a BepInEx server. 3 other projects installed alongside it.
Verified at the source
- ✓ThunderstoreOfficial listing, checked 2026-10-02Open ↗
- ✓Authorwarpalicious, as published on Thunderstore
- ✓LicenseNot published by the sourceFree






