Boss - Unbelievable Custom Monsters v6.2.0

Advanced custom monsters & AI plugin with skills system and a clean UI. Folia supported.

Overview Updates (234) Reviews (61) History Wiki Support

5.4.1

  • Fix | Solved "type is marked non-null but is null" on since-removed Bosses if they were left in death reinforcement menu of another boss.
  • Fix | Solved "Cannot show particles of an incomplete region".
  • Fix | Solved "Found class org.bukkit.block.Biome, but interface was expected" on 1.8.8 in "/boss biome" command.
  • Fix | Solved "Cannot remove player X" when trying to remove Citizens-connected bosses.

5.4.0

Performance and stability updates from underlying library update.

5.3.9

  • Fix | Solved "Could not parse CompChatColor MAGENTA".

5.3.8

  • Fix | Solved LiteBans integration failing.
  • Misc | Converted "Invalid spawn rule" from error to warning.

5.3.7

  • Improve | Better compatibility with some Spigot forks or plugins improperly shading Adventure library without relocating.
  • Fix | Solved a rare case of "Cannot perform isWithin on a non-complete region" error.
  • Fix | Solved a rare case of "Index 0 out of bounds for length 0" error when replacing some plugin variables.

5.3.6

  • Improve | Stability and performance improvements from the underlying Foundation library update.

5.3.5

  • Improve | Better compatibility with 1.15.2 and 1.16.5 by using a previous version of Adventure/MiniMessage.
  • Fix | Solved "Vanilla Drops" color glitch in UI.

5.3.4

  • Fix | Solved a rare case of "Legacy formatting codes have been detected in a MiniMessage string" when third party plugins colorized an item.
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.
Copy referral link
110,636 Views
779 Purchases
1,286 Downloads
Oct 20, 2021 Published
Jul 17, 2026 Updated
5.00 star(s)
Average rating (54)
2.2 MB File size
ai custom ai mob monster pathfinder skin
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
cover-chatcontrolred.jpg
$29.97
ChatControl - Format & Filter Chat
The ultimate chat formatting, filtering & anti-spam. Can replace 200+ plugins. Folia supported.
5.00 star(s) 129 ratings
2,273 purchases
velocitycontrol-header.jpg
$9.97
VelocityControl - Cross-Network Chat
An addon for ChatControl to allow cross-network features and player messages.
5.00 star(s) 6 ratings
475 purchases
cover-corearena.jpg
$14.97
CoreArena - Physical Engine Mob Arenas
Procedurally destroyable arenas with classes, tier system & Velocity support.
4.50 star(s) 8 ratings
176 purchases
bbb-cover.png
$14.97
Protect - Anti-Exploit & Anti-Dupe
Protect your economy against raids, duplicated items or zero-day exploits.
4.00 star(s) 7 ratings
147 purchases
cover-winter.jpg
$9.97
Winter - Christmas & Winter 2-in-1 Suite
Add snow particles & terrain snow, spawn snowmen, place gift chests and much more!
5.00 star(s) 6 ratings
138 purchases
Share and earn
Refer this resource and earn a 10% commission.
Copy referral link
110,636 Views
779 Purchases
1,286 Downloads
Oct 20, 2021 Published
Jul 17, 2026 Updated
5.00 star(s)
Average rating (54)
2.2 MB File size
ai custom ai mob monster pathfinder skin
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
cover-chatcontrolred.jpg
$29.97
ChatControl - Format & Filter Chat
The ultimate chat formatting, filtering & anti-spam. Can replace 200+ plugins. Folia supported.
5.00 star(s) 129 ratings
2,273 purchases
velocitycontrol-header.jpg
$9.97
VelocityControl - Cross-Network Chat
An addon for ChatControl to allow cross-network features and player messages.
5.00 star(s) 6 ratings
475 purchases
cover-corearena.jpg
$14.97
CoreArena - Physical Engine Mob Arenas
Procedurally destroyable arenas with classes, tier system & Velocity support.
4.50 star(s) 8 ratings
176 purchases
bbb-cover.png
$14.97
Protect - Anti-Exploit & Anti-Dupe
Protect your economy against raids, duplicated items or zero-day exploits.
4.00 star(s) 7 ratings
147 purchases
cover-winter.jpg
$9.97
Winter - Christmas & Winter 2-in-1 Suite
Add snow particles & terrain snow, spawn snowmen, place gift chests and much more!
5.00 star(s) 6 ratings
138 purchases
Top