Last updated Jul 30, 2026
Custom Mobs
Full overworld library, four raid bosses, and developer reference. One download.
Custom Mobs ships as a single download containing three pieces: a large overworld mob library with themed families that expand on vanilla spawns, four raid bosses built for group encounters, and a Soaps Examples folder demonstrating common MythicMobs development patterns. Install everything or pull out only what you need.
How It Plays
Overworld mobs slot into an existing world without removing vanilla behavior. Each family fills a defined role. The Ironspire faction fights in coordinated groups, zombie variants hit faster and harder than their vanilla counterparts, and rarer mobs like the Forest Guardian and Shadowcaster appear infrequently enough that finding one feels like an event.
Raid bosses are a separate category. They are designed to be difficult and meant to be spawned via command or wired into an arena event. Each boss brings a dedicated minion squad, phase transitions, and mechanics that require coordination rather than raw damage output.
Overworld Families
Every mob in the pack is listed below, organized by family. Descriptions are kept short because the mobs speak for themselves in-game.
Creepers
Eleven creeper variants, each with a twist on the classic approach-and-detonate. The Bluff Creeper is the wildcard of the group.
Charged Creeper
Supercharged explosion radius with chain-detonation risk near other creepers.
Undeadly Creeper
Undead-touched variant that survives its own explosion once before dying.
Bluff Creeper
Hisses all the way through, then stops and walks off. Nothing happens.
Ore Creeper
Drops ore loot on death. High risk, potentially high reward if you manage the blast.
BIG BOOM
Oversized creeper with a catastrophically large explosion. One of the harder threats to survive in the open.
Venom Creeper
Explosion applies poison to anyone caught in the blast zone.
Frostbite Creeper
Explosion slows and briefly freezes nearby players after detonation.
Magma Creeper
Leaves a burning ground zone after exploding. The hazard outlasts the mob.
Void Creeper
Explosion pulls players inward instead of pushing them away.
Scamper Creeper
Faster than vanilla. Closes distance before players can react and back off.
Mini Creeper
Small, low-damage variant that spawns in groups. Dangerous in numbers.
Crystals
An environmental presence rather than a conventional fighter.
Crystal
Stationary crystalline entity that pulses area damage to players who stand too close.
Dummy
Non-combat utility target for testing skills and arena setups.
Dummy
Stationary non-hostile target. Useful for testing skill damage, timing, and arena wiring.
Endermans
Three ender-type mobs that make fights more disorienting than straightforward.
Phasma
Periodically becomes immune and teleports to a new position before resuming attacks.
Endermite Minion
Small swarm variant that spawns alongside Phasma and harasses players during phase shifts.
Invisible Enderman
Fully invisible until it teleports in to strike. No visible warning before contact.
Ironspire Clan
A coordinated military faction of armored fighters. Ironspire mobs reinforce each other and wear players down through sustained group pressure. Kill the Overlord first or the others keep coming.
Ironspire Overlord
Faction commander. Calls reinforcements, buffs nearby allies, and takes reduced damage while any troops remain alive.
Ironspire Stormrider
Fast cavalry-style attacker that charges in, disrupts positioning, then retreats before players can respond.
Ironspire Bladeguard
Armored frontliner that holds ground and absorbs hits so ranged Ironspire allies can operate safely behind it.
Ironspire Windpiercer
Ranged archer that fires rapidly and repositions to avoid being caught in melee range.
Ironspire Warbearer
Support unit carrying a banner aura that passively buffs all nearby Ironspire and slows down attackers who stay close.
Lucky Villager
Rare spawns that can tip the balance either way. One rewards, one punishes, and they look identical.
Lucky Villager
Rare spawn that rewards the first player to interact. Trigger its effect for a positive outcome.
Lucky Evil Villager
Looks identical to the Lucky Villager but is hostile. Punishes anyone who rushes in expecting a reward.
Misc
Standalone mobs with distinct mechanics. No shared faction. Each one works on its own terms.
Water Sphere
Mobile water entity that soaks players on contact and briefly obscures visibility.
Sam the Snowman
Tough snow golem variant with an icy area attack that slows everything nearby.
Alpha Wolf
Commands wolf packs, buffs them passively, and howls to call more. Kill it to stop reinforcements.
End Witch
Witch variant enhanced with ender abilities including short-range teleportation and splash ender potions.
Hardcore Pillager
More durable, faster-firing than vanilla with enhanced crossbow damage output.
Lava Cube
Magma cube variant that leaves small lava patches where it lands on each bounce.
Stinger Bee
Aggressive bee variant that inflicts wither on top of its standard poison.
Tank
Heavily armored mob built to soak punishment while other mobs work around it.
End Blaze
Ender-infused blaze that teleports between ranged attack bursts to avoid being pinned down.
Tornado
Environmental hazard mob that launches nearby players and entities into the air. Primarily a disruptor.
Poison Frog
Leaps at players and applies poison on contact. Hard to track while airborne.
Rancie
Fast mid-range attacker with unpredictable movement that makes it difficult to kite cleanly.
Shifter
Teleports randomly around the arena, making it very difficult to lock down.
Alien Meteor
Projectile mob that crashes from above and detonates on landing.
Alien
Otherworldly attacker with erratic movement and ranged attacks that do not follow predictable patterns.
Alien Minion
Smaller alien variant that swarms targets being engaged by the main Alien.
Aggressive Strider
Overworld-adapted strider that charges players on sight and resists fire damage.
Shadowcaster
Applies blindness and debuffs before becoming visible, forcing players to fight impaired from the first moment.
Lifewisp Guardian
Healing support mob that regenerates nearby allies. Clear it before focusing on anything else.
Arid Marauder
Desert-themed warrior with high movement speed and a bleed-on-hit melee attack.
Forest Guardian
Rare protective entity that defends its spawn zone with nature-based skills. Leave its area to disengage safely.
Water Sprite
Small aquatic mob that buffs nearby water-type entities and harasses players from range.
Ghost
Partially invisible undead mob that phases through standard defenses and applies fear effects on hit.
Windborn Sentinel
Aerial mob that uses wind bursts to push players off balance and disrupt group formations.
Pinata
A reward mob with no real threat value. Best used in events.
Pinata
Drops extra loot on death. More chaos than combat. Works well as a reward target in player events.
Skeletons
Four skeleton variants that punish players who fight at range or stay exposed.
Sniper Skeleton
Long-range variant that leads its shots and deals high single-hit damage. Approach from cover.
Archer Skeleton
Higher fire rate than vanilla with repositioning between volleys to deny easy melee access.
End Skeleton
Teleports away whenever players close to melee range, making sustained contact difficult.
Toxic Archer
Arrows apply poison on hit. Relentless at range, weak once you close the gap.
Spiders
Three spider variants that punish players who rely on visual awareness.
Invisible Spider
Fully invisible until it makes contact. Disorienting to fight without any visual warning.
Invisible Cave Spider
Cave spider variant that stays hidden until it latches on with a venomous bite.
Webber Spider
Fires webs to trap players in place before closing in to attack.
Zombies
Fifteen zombie variants with distinct roles. The Horde Summoner and Zombie Horde pair is the most dangerous combination at scale.
Horde Summoner
Hangs back and calls waves of zombies while players are overwhelmed by numbers. Kill it first.
Zombie Horde
Standard zombie that always spawns as part of a group. Individually weak, dangerous in numbers.
Explosive Zombie
Explodes on death rather than contact. Dangerous to kill in tight spaces or near grouped players.
Runner Zombie
Extremely fast variant. No tricks, just speed. Closing the gap is its entire kit.
Jumper Zombie
Leaps onto players from a distance, bypassing terrain and blocking.
Thrower Zombie
Hurls rocks and debris at players from mid-range.
Hider Zombie
Plays dead until a player walks over it, then activates. Easy to miss in a crowded fight.
Skilled Zombie
Veteran fighter with advanced melee combos and light armor.
Stunner Zombie
Melee attack applies stun to interrupt skill usage and movement momentarily.
Scrambler Zombie
Rapidly switches targets to break player focus and disrupt group coordination.
Bomber Dummy
Stationary proximity explosive. Activates when a player walks near it.
Bomber Zombie
Runs toward players and detonates on close contact. Punishes groups that cluster together.
Ninja Zombie
Near-invisible attacker that strikes from unexpected angles and vanishes between hits.
End Zombie
Ender-infused zombie that teleports behind players who try to kite it.
Cave Miner Zombie
Underground-origin variant that tunnels up beneath players who stand still too long.
Biome Custom Mobs
Twenty-three biome-themed variants that pair with the overworld library. They use the same MythicMobs setup and spawn through biome-focused random spawn configs when the Biome Custom Mobs pack is installed alongside Custom Mobs.
Biome Roster
Plagueborn
Zombie that periodically summons Plagelings.
Plagelings
Short-lived baby zombies spawned by Plagueborn.
Triskull
Skeleton with a custom triple-shot pattern.
Bonecaller
Skeleton that throws returning bones and ignites targets.
Aegiskeeper
Shielded skeleton that blocks hits and dashes in.
Carrotyrant
Aggressive rabbit that fires carrot projectiles and leaps.
Hornstorm
Goat that rams players hard.
Dimenshadow
Phantom that summons Voidling support.
Voidling
Fast vex minion tied to Dimenshadow.
Mycobull
Mooshroom that applies random status effects.
Abyssguard
Elder guardian that summons Abysskin allies.
Abysskin
Guardian minion spawned by Abyssguard.
Gloomer
Slime that splits into Gloopsters under pressure.
Gloopster
Small slime fragment from Gloomer splits.
Knocklin
Hoglin that knocks players out of position.
Pyroclast
Blaze with fire shots, aura, and a temporary shield.
Straybear
Polar bear that roars and charges.
Eclipsion
Enderman that breathes dragon breath into the fight.
Hexblade
Zombie that orbits hex projectiles around itself.
Blastborn
Zombie that explodes when threatened.
Frostbeast
Cold blaze variant with frost projectiles.
Voidmaw
Enderman that opens short void rifts.
Dreadmaul
Piglin brute with crushing bound attacks.
Raid Bosses
Four bosses designed for organized group encounters. Each brings its own minion squad, phase escalation, and mechanics that reward coordination. Spawn them via the egg commands below or wire them into an arena using the Custom Mobs Addon.
The Eye
An ancient ocular horror. All-seeing, all-targeting, never still.
The Eye cycles through vulnerability windows that players must identify and exploit quickly. Outside those windows it floods the arena with projectile patterns from multiple angles. Turret and Exploder minions add layered pressure that forces the group to split focus, and the Tornado minion disrupts positioning whenever anyone tries to regroup. Sustained, coordinated damage during the brief open phases is the only reliable path.
/mm egg get THE_EYE
The Greatest Knight
Armored legend. Honor means nothing when you are this good.
The Greatest Knight escalates through distinct combat phases. In early stages it duels frontliners directly with heavy, chained melee combos that punish players who try to back away. Knight Minions and a Turret add sustained pressure on the flanks. As health drops, the boss summons its Phantom Echo, a spectral copy that mirrors its attacks from a second angle simultaneously. The group must split attention between two sources of the same deadly moveset.
/mm egg get THE_GREATEST_KNIGHT
Gorgon
Stone-blooded beast lord. Look away or be petrified.
Gorgon anchors the arena with a gaze mechanic that petrifies players who hold its line of sight too long. Staying mobile and breaking eye contact is mandatory, not optional. Grimfang and Grotshak are heavy melee beasts that charge broken groups, Matuk is a ranged aggressor, and the Mites swarm to peel off anyone who stands still. The longer the fight runs, the denser the minion pressure becomes. Gorgon rewards fast kills over attrition.
/mm egg get GORGON
Ragnis Tharkon
Fire lord and deceiver. Bring your best or stay home.
Ragnis Tharkon commands fire and deception in equal measure. Ignis, his elemental lieutenant, is active from the opening seconds and must be managed as a separate threat. Ignoring it allows it to freely stack fire damage on whoever is focused on the main boss. At a set health threshold, Ragnis spawns a doppelganger, a near-perfect copy with the same appearance and attacks that deals real damage. The group must identify and destroy the real Ragnis under pressure before the fight can progress.
/mm egg get RAGNIS_THARKON
Raid Boss Drops
Each raid boss drops its own gear set. Heads and spawner items used as boss cosmetics or admin tools are omitted here.
The Eye
Eye of Malevolence
Signature drop from The Eye.
Eyebane Helmet
Helmet piece of the Eyebane set.
Eyebane Chestplate
Chestplate piece of the Eyebane set.
Eyebane Leggings
Leggings piece of the Eyebane set.
Eyebane Boots
Boots piece of the Eyebane set.
Eyebane Sword
Weapon piece of the Eyebane set.
The Greatest Knight
Undying Valor Headpiece
Helmet drop from The Greatest Knight.
Dreadforged Chestplate
Chestplate drop from The Greatest Knight.
Shadowweave Legplates
Leggings drop from The Greatest Knight.
Sinister Tread Boots
Boots drop from The Greatest Knight.
Maleficent Blade
Weapon drop from The Greatest Knight.
Gorgon
Gorgon's Ragebristle Headguard
Helmet drop from Gorgon.
Gorgon's Furyhide Chestguard
Chestplate drop from Gorgon.
Gorgon's Shadowstride Leggings
Leggings drop from Gorgon.
Gorgon's Snarlstep Boots
Boots drop from Gorgon.
Gorgon's Gilded Fury
Weapon drop from Gorgon.
Ragnis Tharkon
Helm of Emberstorm
Helmet drop from Ragnis Tharkon.
Inferno Platemail
Chestplate drop from Ragnis Tharkon.
Flameweave Legguards
Leggings drop from Ragnis Tharkon.
Emberstrider Boots
Boots drop from Ragnis Tharkon.
Blazebane Emberblade
Weapon drop from Ragnis Tharkon.
Soaps Examples
The Soaps Examples folder inside the download is not live content. It is a bonus reference collection of annotated MythicMobs configurations demonstrating development patterns used across the pack. Skill chaining, phase transitions, minion spawning logic, condition-gated behavior, and similar techniques. If you are building your own mobs in MythicMobs, it is worth reading through before starting from scratch.
Strip it out entirely if you only want the overworld library and raid bosses on a live server.
Requirements
- MythicMobs. Required for all mobs, bosses, skills, and world spawning. Nothing in this pack functions without it.
- Biome Custom Mobs (included with the Custom Mobs download on most listings). Adds the biome roster above. Install beside the main Custom Mobs pack.
- Custom Mobs Addon (optional). Four ready-made boss arenas for the raid bosses. Not required for world spawning or egg commands.