Boss - Unbelievable Custom Monsters v6.1.9

Advanced custom monsters & AI plugin with skills system and a clean UI. Folia supported.
  • Fix | Backwards compatibility HotFix
  • Fix | Damage dealt when boss attacked player was inconsistent if using too high enchantments and/or boss attributes
  • Fix | Improve 1.21.10 compatibility
  • Fix | Restore backwards compatibility
  • New / Beta | Added ModelEngine integration. You can now install ModelEngine plugin and set custom models to your bosses through the Boss Settings menu.
    Warning: this feature has been under heavy development for the last few weeks and is currently in Beta. It may contain bugs and those should be reported via GitHub.
  • Improve | Added support for customizing the Generic Scale attribute on Player NPC bosses
  • Fix | Inconsistent behavior when enabling/disabling native goals through menu window 'Settings -> Pathfinders -> Native'.
  • Improve | Spawn related commands now supports decimal numbers as coordinates
  • Fix | Bosses not behaving aggressively by default when they should
  • Fix | Error when teleporting between worlds and boss is set to despawn when far away
Buy a license now
$19.97
EULA
Standard EULA
Use on any projects you own with attribution
Support
Standard
Includes:
Download the resource
Access new updates
Support from the creator
Support duration
Lifetime
Extras
4X Advanced Entities Pack
+ $9.99
Share and earn
Refer this resource and earn a 10% commission.
110,601 Views
779 Purchases
1,286 Downloads
Oct 20, 2021 Published
Jul 13, 2026 Updated
5.00 star(s)
Average rating (54)
2.2 MB File size
Open source
  1. No
DRM-free
  1. Yes
Unobfuscated
  1. Yes
Type
  1. Gameplay
  1. Monetization
  1. Minigame
Game mode
  1. Survival & SMP
  1. Creative
  1. Minigame
Game mode
  1. Survival
  1. Creative
  1. Minigame
Game mode (legacy)
  1. Survival
  1. Creative
  1. Minigame
Supported software
  1. Bukkit
  1. Spigot
  1. Paper
  1. Folia
  1. Purpur
Supported versions
  1. 26.1
  1. 1.21.11
  1. 1.21.8
  1. 1.21.5
  1. 1.21.4
  1. 1.21.2
  1. 1.21
  1. 1.20
  1. 1.19
  1. 1.18
  1. 1.15
  1. 1.14
  1. 1.13
  1. 1.12
  1. 1.11
  1. 1.10
  1. 1.9
  1. 1.8
Supported languages
  1. English
Includes DRM
No
Source access (legacy)
Closed source & unobfuscated
Creators
Owner
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Share and earn
Refer this resource and earn a 10% commission.
110,601 Views
779 Purchases
1,286 Downloads
Oct 20, 2021 Published
Jul 13, 2026 Updated
5.00 star(s)
Average rating (54)
2.2 MB File size
Open source
  1. No
DRM-free
  1. Yes
Unobfuscated
  1. Yes
Type
  1. Gameplay
  1. Monetization
  1. Minigame
Game mode
  1. Survival & SMP
  1. Creative
  1. Minigame
Game mode
  1. Survival
  1. Creative
  1. Minigame
Game mode (legacy)
  1. Survival
  1. Creative
  1. Minigame
Supported software
  1. Bukkit
  1. Spigot
  1. Paper
  1. Folia
  1. Purpur
Supported versions
  1. 26.1
  1. 1.21.11
  1. 1.21.8
  1. 1.21.5
  1. 1.21.4
  1. 1.21.2
  1. 1.21
  1. 1.20
  1. 1.19
  1. 1.18
  1. 1.15
  1. 1.14
  1. 1.13
  1. 1.12
  1. 1.11
  1. 1.10
  1. 1.9
  1. 1.8
Supported languages
  1. English
Includes DRM
No
Source access (legacy)
Closed source & unobfuscated
Creators
Owner
Recommended for you
The ultimate chat formatting, filtering & anti-spam. Can replace 200+ plugins. Folia supported.
5.00 star(s) 129 ratings
2,271 purchases
An addon for ChatControl to allow cross-network features and player messages.
5.00 star(s) 6 ratings
474 purchases
Procedurally destroyable arenas with classes, tier system & Velocity support.
4.50 star(s) 8 ratings
176 purchases
Protect your economy against raids, duplicated items or zero-day exploits.
4.00 star(s) 7 ratings
147 purchases
Add snow particles & terrain snow, spawn snowmen, place gift chests and much more!
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138 purchases
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