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Minecraft Java 1.21 Mods

Browse 47 free mods for Minecraft Java 1.21 — popular picks include Mowzie's Mobs Mod (1.21.1, 1.20.1) – Slay Bosses for Their Gear, Slayer's Beasts Mod (1.21.4, 1.20.1) – Diverse Mobs and Bosses, Unseen World Mod (1.21.1, 1.20.1) – Explore A Shadowy World.

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Mowzie's Mobs Mod (1.21.1, 1.20.1) – Slay Bosses for Their Gear
1.21.1forge

Mowzie's Mobs Mod (1.21.1, 1.20.1) – Slay Bosses for Their Gear

Mowzie's Mobs Mod adds a variety of fictional creatures to your Minecraft world, each with unique AI, smooth animations, and a rich atmosphere. This mod challenges you to face new bosses and enemies. If you defeat them, you can claim their magical abilities and powerful items for yourself. Get ready for exciting new battles against […]

Slayer's Beasts Mod (1.21.4, 1.20.1) – Diverse Mobs and Bosses
1.21.4fabric

Slayer's Beasts Mod (1.21.4, 1.20.1) – Diverse Mobs and Bosses

Slayer's Beasts Mod is an RPG mod in development, adding a large amount of fantasy content to the game. You will have access to new biomes to explore, new blocks, various dungeons, monsters, and much more. Features: Ant colonies Praying mantis Wither spider Ambient damselflies Ents (Oak & Birch – more to come) White/Black mushrooms […]

Unseen World Mod (1.21.1, 1.20.1) – Explore A Shadowy World
1.21.1forge

Unseen World Mod (1.21.1, 1.20.1) – Explore A Shadowy World

Unseen World Mod will invite you to begin exploring a new, previously uncharted dimension. You will embark on an adventure where you find yourself in a dark and gloomy world filled with monsters, resources, structures, and bosses. Features: New Dimension: Explore a shadowy world where the sun never rises, and water is dark and hazardous. […]

Army of Shadows
1.21.1neoforge

Army of Shadows

Master the Art of Necromancy! Capture the souls of any mob or boss—including those from other mods—and command an undead army or harness their dark power for yourself.

1.4kdownloads
Twilight Tavern
1.21.1neoforge

Twilight Tavern

Magical, cozy cottage? Or a dark wizard dungeon? Your choice! No futuristic automation mods. The modpack is a curated mix of magical, fantasy and farm related mods with challenging, dark outside world full of monsters and bosses.

1.3kdownloads
Create - The World(Arcane)
1.21.1neoforge

Create - The World(Arcane)

A High-Fantasy inspired Create centered RPG modpack, delve into the secrets of the arcane, develop engineering marvels, and face horrible monsters and bosses as you survive in a world at war.

1.1kdownloads
Oramoun RPG
1.21.1fabric

Oramoun RPG

Oramoun RPG is a fantasy-driven Minecraft RPG modpack focused on exploration, powerful progression, and epic combat in a massive world filled with new biomes, legendary weapons, dragons, and challenging boss dungeons.

784downloads
Water Boss
1.21.7

Water Boss

Giant Manta Ray

16downloads
Tensura Gateways Data Pack (1.21.1) – Battle Relentless Fantasy Bosses
1.21.1

Tensura Gateways Data Pack (1.21.1) – Battle Relentless Fantasy Bosses

Tensura Gateways Data Pack adds custom wave-based trials for Gateways to Eternity. It brings mobs from Tensura: Reincarnated and powerful bosses from Tensura: Not Enough Bosses into the portal battle system. You can test your gear across ten distinct portal challenges packed with themed enemies. Each battle pits you against waves of fantasy creatures for […]

Age of Dragons Mod (1.21.1) – Slay Massive Dragons in a Dark Fantasy RPG
1.21.1

Age of Dragons Mod (1.21.1) – Slay Massive Dragons in a Dark Fantasy RPG

Age of Dragons Mod transforms your Minecraft world into a dark fantasy role-playing game. It adds challenging boss fights, new dimensions, and distinct character classes to play. You can pick from different paths, unlock powerful abilities, and master special combat moves like parrying and dashing. The mod changes how you play the middle and end […]

Myths of the Sea Mod (1.21.1, 1.20.1) – Battle Mythical Sea Monsters
1.21.1

Myths of the Sea Mod (1.21.1, 1.20.1) – Battle Mythical Sea Monsters

Myths of the Sea Mod fills your oceans and swamps with legendary sea monsters. It gives you new boss fights and rare loot to collect. You can hunt down giant creatures for special materials or find peaceful animals to ride across the water. Features: Tameable Mounts: You can feed raw fish to a Hippocampus to […]