CurseForge · Minecraft mod
Telos
Increase game difficulty
Quick answer
Which Telos release should I use?
telos-1.21.1-2.0.1-26101300-Neo-all.jar targets 1.21.1 with NeoForge. The project page does not say whether this file belongs on the client, dedicated server, or both. All 1 required mods have matching files.
Where it goes
Is Telos required on the client, server, or both?
The project page does not say whether this file belongs on the client, dedicated server, or both.
The source does not explicitly classify this release as client-only or server-only.
What else does telos-1.21.1-2.0.1-26101300-Neo-all.jar need?
telos-1.21.1-2.0.1-26101300-Neo-all.jar. Change the file and its required mods may change too.
Install Cores first. We found matching files for this game-version and loader setup. 1 comes through another mod in the chain.
1 extra mod was pulled in by another dependency. Indented rows show who needs each one. We only count dependency files that match this setup. A file for another loader does not fill the gap.
Before you install it
Add Telos without breaking your instance.
Built for telos-1.21.1-2.0.1-26101300-Neo-all.jar. Pick another file and the loader, install side or required mods may change.
- 01
Stick to this file
Use telos-1.21.1-2.0.1-26101300-Neo-all.jar. It targets 1.21.1 with NeoForge; another release may have different loader, side or dependency requirements.
- 02
Bring the mods it needs
Install Cores first. We found matching files for this game-version and loader setup. 1 comes through another mod in the chain.
- 03
Put it on the correct side
The project page does not say whether this file belongs on the client, dedicated server, or both.
- 04
Pick the file you checked
Use the “Get this file” button beside telos-1.21.1-2.0.1-26101300-Neo-all.jar. It opens that exact file at the source.
About this project
What does Telos add?
This mod is designed to increase the difficulty of Minecraft.
Currently,it includes five main features:
Damage Limitation: This feature restricts the damage that creatures can inflict, ensuring it does not exceed a certain percentage of their maximum health.
Invasion System: At specific times, this feature allows creatures to invade your world. Most aspects are configurable, including the invasion creature list, minimum/maximum quantities, invasion probability, and more. Additional content is still in development.
Skill System: Added dozens of skills for hostile creatures.Skills can be adjusted via datapack.(If you have icon resources, you can change the skill prompt to icon rendering in the configuration file. There are several sample icons in the mod as a format reference.)
Oracle System: Added an oracle system to require or prohibit the player from doing somethingundefined**Fighting Strength:**The higher the Fighting Strength, the higher the base attribute, and the increased attribute can be configured.
**Eternal Night:**This feature locks the game time to darkness.

Skill List
- Solitary: Gradually increases movement speed, damage, and damage reduction when there are no similar creatures nearby.
- Fire Blast: Periodically launches fireballs at the player, causing explosions and terrain destruction.
- Chaos Move: Periodically adds a confusion effect to the player, causing uncontrolled movement.
- Push Away: Pushes players away within a certain distance.
- Death Bomb: Spawns a TNT upon death.
- Ice Armor: Reduces damage from sources other than ice, and reduces the damage and attack speed of players who attack, while dealing damage to the player.
- Blood Rage: Greatly increases attack and movement speed when health is below a certain value.
- Lightning Strike: Summons lightning when attacked.
- Wear Down: (Not implemented) Loses durability each time an item is switched, and reduces damage if there is no durability.
- Damage Reflect: Returns damage to the player at a certain rate.
- Single Immune: Can only take 1 point of damage at a time.
- Stat Down: Reduces player movement speed, attack power, and damage reduction upon death.
- Dark Poison: Reduces damage from sources other than poison, and reduces the damage and attack speed of players who attack, while dealing damage to the player.
- Dark Boost: Reduces damage taken and deals normal damage when debuffed.
- Blink Dodge: Periodically dodges one instance of damage and teleports randomly.
- Invisibility: Disappears after a period of time.
- Close Reduce: Reduces damage taken when the player is within a certain distance.
- Magic Reduce: Reduces damage from sources other than magic, and reduces the damage and attack speed of players who attack, while dealing damage to the player.
- Speed Up: Increases movement speed.
- Far Reduce: Reduces damage taken when the player is outside a certain distance.
- Imprison: Periodically adds a binding effect to the player, preventing movement while the effect is active.
- Fire Ring: Periodically spawns flames around the player.
- Ice Ring: Periodically spawns snow around the player.
- Ice Slow: (Not implemented) Leaves frost behind while moving, reducing player damage, movement speed, defense, and increasing damage taken.
- Combo Reflect: The higher the frequency of damage dealt by the player, the lower the damage reduction.
- Cross Blast: Causes an explosion in a cross pattern centered on itself.
- Invincible Area: (Not implemented) Only the user takes damage within a certain area.
- Poison Spread: Periodically adds a poison effect to the player.
- Stop Heal: (Not implemented) Prevents the player's health recovery and damage absorption recovery.
- Single Defend: Can only take damage once for a period of time.
- Threshold Reduce: Reduces damage exceeding a certain value.
- Ally Boost: (Not implemented) Periodically increases damage, movement speed, and damage reduction of nearby creatures of the same type.
- Self Boost: Periodically increases its own damage and movement speed.
- Front Defend: Reduces damage from the front.
- Life Steal: Heals itself when dealing damage.
- Low Frequency Reflect: The lower the frequency of damage dealt by the player, the lower the damage reduction.
- Mirror Image: (Not implemented) Periodically generates a copy of itself.
- Invincible: Cannot take damage, and disappears after a period of time.
- Repeat Reduce: Records each type of damage taken, and reduces damage from repeated damage types.
- Order Kill: (Not implemented) Can only be killed in a specific order, otherwise deals massive damage to the player.
- Poison Throw: Periodically throws a poison potion at the player.
- Poison Mist: (Not implemented) Periodically generates a potion effect cloud.
- Attack Boost: Greatly increases damage.
- Death Boost: Upon death, provides attack, movement speed, and damage reduction to nearby creatures of the same type.
- Debuff Cleanse: Periodically removes its own debuff effects.
- Resurrection: Fully restores health when near death, and only triggers once.
- Self Heal: Periodically restores health.
- Revive Ally: (Not implemented) Revives nearby creatures of the same type that have died.
- Force Push: Increases knockback distance.
- Damage Reduce: Reduces damage taken.
- Heal Block: (Not implemented) Prevents the player's various forms of recovery.
- Back Defend: Reduces damage from behind.
- Fire Defend: Reduces damage from sources other than fire, and reduces the damage and attack speed of players who attack, while dealing damage to the player.
- Speed Adjust: Provides movement speed and damage reduction based on the player's movement speed.
- Void Defend: (Not implemented) Reduces damage from sources other than void, and reduces the damage and attack speed of players who attack, while dealing damage to the player.
- Direct Defend: (Not implemented) Reduces damage from sources other than direct attacks, and reduces the damage and attack speed of players who attack, while dealing damage to the player.
- Debuff Defend: (Not implemented) Reduces damage taken while debuffed.
- Steal Durability: Reduces the durability of the player's items when hit.
- Share Damage: Shares damage with creatures within range that have the same skill.
- Summon Monster: (Not implemented) Periodically summons monsters.
- Damage Aura: (Not implemented) Continuously deals damage to nearby players.
- Ally Power: Increases its own attack and damage reduction based on the number of nearby creatures of the same type.
- Teleport: (Not implemented) Periodically teleports to the player's location.
- Pull: Pulls players within range towards itself.
- Thunder Defend: Reduces damage from sources other than thunder, and reduces the damage and attack speed of players who attack, while dealing damage to the player.
- Weapon Lock: Periodically locks the player's weapons, preventing their use.
- Fire Trail: Immune to fire damage, and leaves fire behind while moving.


Have a pleasant gaming experience
Any questions can be asked in github or contacted as below:
Project description from CurseForge.
Pick your setup
Telos by Minecraft version and loader
Choose the version and loader you play, then open the matching release.
26.3
1 loader build26.1.2
1 loader build26.1.1
1 loader build1.21.5
1 loader build1.21.1
1 loader build1.21
1 loader buildCheck the dependencies, then try the file in a copied instance before changing a world you care about.
Recent files
Telos versions and loaders
telos-1.21.1-2.0.1-26101300-Neo-all.jar
13 Oct 2026
telos-26.3-2.0.0-26100400-Neo-all.jar
4 Oct 2026
telos-26.1.1-2.0.0-26053100-Neo-all.jar
31 May 2026
telos-26.1.1-2.0.0-26041600-Neo-all.jar
16 Apr 2026
telos-26.1.1-2.0.0-26041000-Beta-Neo-all.jar
10 Apr 2026
telos-26.1.1-2.0.0-26040700-Beta-Neo-all.jar
7 Apr 2026
telos-1.21.1-2.0.0-25081200-Neo-all.jar
12 Aug 2025
telos-1.21.1-25.07.0700-Neo-Beta-all.jar
7 Jul 2025
telos-1.21.1-25.06.2100-Neo-all.jar
21 Jun 2025
telos-1.21.5-25.05.2602-Neo-all.jar
26 May 2025
ned-1.21.1-25.05.1400-Neo-all.jar
14 May 2025
ned-1.21.1-25.02.2000-Neo-all.jar
20 Feb 2025
Looking for an older file? The official CurseForge project page is in Resources.