Mobs Mods for Minecraft Java
Browse 33 free Mobs mods for Minecraft Java — popular picks include Arthropod Phobia Expansions + Horror Bosses (Spiders, Arachnophobia), Pumpkillager's Quest, Scary Monsters and Nice Weapons.
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Arthropod Phobia Expansions + Horror Bosses (Spiders, Arachnophobia)
ArPhEx: Intricate, phobia-inducing, realistic mobs, and supernatural bosses
Pumpkillager's Quest
🎃 SpookyJam 2022: Help out the Pumpkillager! With custom encounters, rewards and a boss fight you'll get immersed in the story. Spawn him by breaking a pumpkin in this spooky scary Halloween style mod!
Scary Monsters and Nice Weapons
A mod that adds weapons, bosses, and a working XP Stats system
Nightmare Monsters
A mod that adds new monsters, and bosses
Spooky Scary Skeletons
A fun RPG mod with new ores, mobs, tools, armor, bosses, and more!
Blockhead Bosses
(WIP) A datapack that features difficult bosses and custom weapons.
all the horror
This modpack is a combination of all the mods 9, horror mods like cave dweller and the man from the fog. With new mobs from alex mobs and legendary creatures and bosses. While also adding new weapons from scorched guns 2 to add new weaponry for fighting,
Vizer
New strong bosses,weapons and much more!
Deepcraft
A hardcore Minecraft mod with new ore, weapons, bosses, mobs, a unique dimension, haunting music, and forgotten secrets waiting to be uncovered.
Horror with Guns and Flight
This modpack has mods that contain aircrafts, guns, the dweller, terrain, render distance, cities, dungeons, trumpet skeletons, building blocks, boss mobs, smort zombies, ruins and JEI
Ominous Offerings
An Ominous Mod featuring pillagers. Venture into deep dungeons and craft soul weaponry! And even a boss to find and kill!
Autumnal!
Autumnal turns pumpkins into a dangerous force, adding a deadly autumn forest, cursed gourds, new weapons, and powerful bosses to conquer.
stupid horror mod
this is a joke horror mod that adds a scary biome, where you have to kill scary creatures to collect scary souls to later craft into a boss altar and fight the boss. there is an ingot with good weapons that can take down most of the scary creatures.

Weapons Of Legends
Weapons Of Legends Adds Difficult Dungeons, Insane Boss fights, and Insane Items.
Void king dimension
Adds an epic boss fight with the Void King and his minions, spreading corruption, and powerful weapons.
Cowzilla
This mod adds in hostile cows, giant cows, and huge cow boss as well as cow based weapons.
Badger Colonies
A dangerous RPG world full of bosses and creatures. It's time for YOU to gather your group and challange the dangers of this land. Pick a origin, your weapon of choice and charge forth!
MrChipdip's Super Mod
Adds a lot of new items many new bosses and weapons, currently some stuff is unfinished but is still playable.

randomitems-mod
Adds /randomitems, /randommobs, /randomweapon, /randomarmor, /randomtool and /randomquest commands that periodically give random items, spawn random mobs, swap your gear, or assign 5-minute random quests with a boss bar and personal sidebar.
Chariz's Mayhem
A Minecraft Mod That Aims To Add Fun Things Into Minecraft, Such As New Mobs, Bosses, Weapons, Tools, Armor etc. Created By The Maniac Himself, DarkChariz
From The Shadows Reborn Mod (1.20.1, 1.20) – Fight the Darkness
From The Shadows Reborn Mod adds new hostile mobs, bosses, weapons, and progression systems centered around shadow magic and cursed creatures. Features: Introduces shadow mobs that spawn in the overworld and special biomes. Adds boss encounters tied to progression and loot. New weapons and armor sets infused with shadow energy. Defeating bosses unlocks recipes and […]
Scary Mobs And Bosses Mod (1.20.1, 1.18.2) – The Darkness More Terrifying
Scary Mobs And Bosses Mod adds small structures that contain scary bosses, which will drop weapons and tools with certain abilities. Scary entities and new bosses in your Minecraft world, with new weapons and tools. Now the bosses are summoned, for this you must get the materials and craft the summoning blocks. Each boss will […]
Formidulus Mod (1.21.1, 1.21) – New Boss, Weapons, Structures And More!
Formidulus Mod is a horror mod that introduces a new soul-like boss into the game. The mod also adds new weapons, blocks, mobs, and structures. The mod is continuous development and new features will be added over time. A list of features as noted by the developer is given below. Features: 1 Challenging Soulslike Boss […]
The Wandering Murderer Mod (1.21.5, 1.21.1) – Hidden Horror, Dark Humor, And Deadly Milk
The Wandering Murderer Mod introduces a sinister twist to an innocent Minecraft character: the wandering trader. Kill one, and you'll trigger the wrath of the Milkman Reborn, a disguised boss-level mob who will hunt you for two days before rewarding your survival with a powerful weapon, Milkman’s Sword. Features: Adds a hidden boss encounter triggered […]
Siren head boss mob
This mod is most likely to be Trevor Henderson Creatures, but no because the Siren Head Boss is the main mob
gast.jar
adds a brand new miniboss called the "Gast" and a new weapon called the "sticc". joke mod lol
Scary Mobs And Bosses
Scary entities and new bosses in your Minecraft world, with new weapons and tools.
ConRad's Scary Spiders
Scarier Spiders perfect for horror, hardcore and vanilla+ modpacks! New boss, dungeons and weapons (and obviously spiders)
Source Of Realm (SOR).
This mod adds new dimensions, bosses, gear, guns, and more.
Blood Toll Pistol
The Blood Toll Pistol is a cursed weapon that deals 1000 damage to mobs, less to bosses. Right-click to fire a magical bullet with effects. Each shot costs 5 hearts, 3s cooldown, 100-use durability.
Emperor Dark Fantasy
An optimized dark fantasy minecraft inspired by Dark Fantasycraft. Now can be run on a multiplayer server. Magic, fantasy weapons, creatures, bosses and horror monsters with PSX shaders.
Mine Examination Mod (1.20.1) – Battle Armed Soldiers and Terrifying New Bosses
Mine Examination Mod brings monsters and items from the game Examination straight into your Minecraft world. It adds a huge variety of new enemies to fight, ranging from armed soldiers to scary creatures. The monsters have special kill animations that trigger when you lose a fight. You get to collect cool plushies and weapons while […]
The Cirithios Mod 1.7.10 (Horror Story Mobs)
The Cirithios Mod 1.7.10 adds new mobs, plenty of epic items, overpowered weapons, and tools to your Minecraft world. It also adds new crafting stations and structures. There is even a new boss that is added with this mod. Features: Warrior Health: 7 hearts Damage: Varies Description: Spawns with random attributes. Can spawn with leather-iron […]