Oscurium

Oscurium

This mod adds new bosses, items, tools, armour, mobs and dimensions.

by
385 Downloads
forgeadventureequipmentmagic
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Screenshots

Initial blocks and items
Deep Void blocks
Deep Void items
Paper Dimension blocks and items

About this Mod

To see the wiki click on this link: Oscurium Web

🌌 Enter the Darkness

This mod expands Minecraft with new bosses, dimensions, weapons, armor, structures, mobs, mechanics, and magical abilities.
Fight powerful enemies, explore dangerous worlds, unlock unique abilities, and survive challenges far beyond vanilla progression.


⚔️ Main Features

👁️ New Progression System

Start your adventure by collecting Enderman Essence from Endermen and use it to summon the terrifying Dark Golem through the Dark Altar.

Defeating the Dark Golem rewards you with Dark Essence, used to upgrade Netherite equipment and begin crafting the powerful Cursed gear set.


🗡️ Cursed Equipment

The mod introduces a complete Cursed tool and armor set with extremely high durability and powerful combat stats:

  • Cursed Sword
  • Cursed Pickaxe
  • Cursed Axe
  • Cursed Shovel
  • Cursed Hoe
  • Full Cursed Armor Set

These items are crafted using Dark Rods and special materials obtained throughout progression.


🔥 Deep Void Dimension

Discover the mysterious Deep Void, a dark and dangerous dimension hidden behind an Ancient City portal structure.

Features:

  • New blocks and building sets
  • Deepsculk biome
  • Unique ores and materials
  • Dangerous dungeons
  • Custom enemies
  • New boss fights
  • Special abilities and effects

👾 New Mobs & Bosses

Dark Golem

A powerful miniboss summoned with the Dark Altar.

Abilities:

  • Immune to arrows
  • Immune to fall damage
  • Heavy melee attacks
  • High resistance

Oscube

A strange creature disguised as a normal block until attacked.

Features:

  • Camouflages itself
  • Escapes after being hit
  • Returns aggressively

Drops the Mimetization Crystal, granting temporary invisibility.


Deep Enderman

A stronger and faster variant of the Enderman that only appears in the Deep Void.

Drops the Immortal Crystal, which grants the special Immortal Effect:

  • Maximum resistance
  • Negates incoming damage
  • Random teleportation while active

Warden Boss

The ultimate boss of the Deep Void.

Features:

  • Massive health pool
  • Powerful ranged attacks
  • Throws giant rocks
  • Extremely resistant

Drops the Sculk Rock Crystal, capable of summoning giant falling blocks onto enemies.


🌀 Magical Mechanics

Dark Ring

A reusable magical item with cooldown-based abilities.

Resonant Essence System

Create a special fluid and use the Resonant Fountain to summon the Warden Boss.

Immortal Effect

Become temporarily invulnerable and teleport away from attacks automatically.


📜 Paper Dimension

A completely different dimension with a lighter aesthetic and unique mechanics.

Includes:

  • Mache wood set
  • Paper-based blocks
  • New decorative blocks
  • Flying creatures
  • Weather-based combat

☁️ Cloud Rider & Flying Cloud

Fight the dangerous Cloud Rider, a flying enemy capable of summoning lightning storms.

After defeating it, the cloud remains alive and can be ridden as a fully controllable flying mount.

Use the Storm Crystal to unleash waves of lightning against enemies.


🏛️ Structures

The mod adds several new structures to explore:

  • Deep Void Portal Structure
  • Deep Void Dungeons
  • Resonant Fountain
  • Paper Dimension Portal Structure
  • Ancient Altars
  • Special unbreakable Bedrock Trapdoors

🧱 New Blocks & Decoration

Includes dozens of new decorative and functional blocks:

  • Deepsculk Bricks
  • Deepsculk Tiles
  • Cracked variants
  • Mache Paper blocks
  • Colored paper blocks
  • Dark Lantern
  • Precise Loom
  • Dark Furnace
  • And much more

🎯 Highlights

✔️ Multiple dimensions
✔️ New bosses and minibosses
✔️ Powerful endgame gear
✔️ Unique combat abilities
✔️ Flying mounts
✔️ New structures and dungeons
✔️ Custom effects and mechanics
✔️ Decorative building blocks
✔️ Survival progression expansion


⚡ Are You Ready?

Face powerful enemies, uncover hidden dimensions, and master forbidden powers in this dark Minecraft adventure.

Available Versions

Oscurium 1.2.6beta
MC 1.20.1forge
August 5, 2025
Oscurium 1.2.5alpha
MC 1.20.1forge
June 17, 2025
Oscurim 1.2.4alpha
MC 1.20.1forge
June 9, 2025
Oscurium 1.1.9alpha
MC 1.20.1forge
June 3, 2025

How to Install Oscurium on Your Server

1

Order Server

Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).

2

Set forge Loader

In the panel under "Egg", select the forge loader and matching Minecraft version (1.20.1).

3

Install Mod

Open the mod browser in the dashboard and search for "Oscurium". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.

Compatibility

Mod Loaders

forge

Minecraft Versions

1.20.1

Server-side

Required

Recommended RAM

4 GB(min. 3 GB)

Frequently Asked Questions

Oscurium server crashes on startup – what to do?

Most common cause: wrong forge version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (1.20.1). You can switch loaders with one click in the panel.

Is Oscurium compatible with forge?

Oscurium officially supports forge for Minecraft 1.20.1. The Mado dashboard automatically detects incompatible loader combinations.

Server lagging with Oscurium – how to optimize performance?

Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Oscurium consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.

Rent Modded Server

Install Oscurium with just one click on your server.

Recommended RAM
4 GBab €8/mo
Min. 3 GB | +1 GB pro 8 Spieler
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NVMe SSD Storage
DDoS Protection included

Details

License
LicenseRef-All-Rights-Reserved
Server-side
Required

Supported Versions

1.20.1