[1.18-1.21x] ✅ KingSlayer | Custom Boss ✅ Plugin icon

[1.18-1.21x] ✅ KingSlayer | Custom Boss ✅ Plugin -----

A customizable boss fight plugin with unique abilities, kits, and rewards.




Changelog:
  • Added creation protection to prevent unfinished slayers from being displayed in the menu.
  • Significantly improved performance when starting the plugin.
  • Completely recoded the drop logic and creation process, allowing selection of which position from the damager list should receive a drop (up to 45 total).
  • Added a new option to toggle the end overview and configure how many damagers are displayed.
  • Added a new passive ability: Hydroshock.
  • Added a new passive ability: Stormrider.
  • Global spawning is no longer in beta.
  • INFO: It is highly recommended to delete ingame_messages.yml before installing this update to prevent unexpected behavior.
----------, Aug 21, 2025

Changelog:
  • Added creation protection to prevent unfinished slayers from being displayed in the menu.
  • Significantly improved performance when starting the plugin.
  • Completely recoded the drop logic and creation process, allowing selection of which position from the damager list should receive a drop (up to 45 total).
  • Added a new option to toggle the end overview and configure how many damagers are displayed.
  • Added a new passive ability: Hydroshock.
  • Added a new passive ability: Stormrider.
  • Global spawning is no longer in beta.
  • INFO: It is highly recommended to delete ingame_messages.yml before installing this update to prevent unexpected behavior.
----------, Aug 20, 2025

Changelog:
  • Fixed an issue when creating a Slayer.
  • The player is no longer being teleported to the Slayer's location when the custom pull animation is disabled.
  • Fixed some grammatical issues.
----------, Aug 18, 2025

Changelog:
  • Fixed an issue when creating a Slayer.
  • The player is no longer being teleported to the Slayer's location when the custom pull animation is disabled.
  • Fixed some grammatical issues.
----------, Aug 16, 2025

Changelog:
  • Fixed an issue when creating a Slayer.
  • The player is no longer being teleported to the Slayer's location when the custom pull animation is disabled.
  • Fixed some grammatical issues.
----------, Aug 14, 2025

Changelog:
  • Fixed an issue when creating a Slayer.
  • The player is no longer being teleported to the Slayer's location when the custom pull animation is disabled.
  • Fixed some grammatical issues.
----------, Aug 14, 2025

Changelog:
  • Fixed an issue when creating a Slayer.
  • The player is no longer being teleported to the Slayer's location when the custom pull animation is disabled.
  • Fixed some grammatical issues.
----------, Aug 12, 2025

Changelog:
  • Fixed an issue when creating a Slayer.
  • The player is no longer being teleported to the Slayer's location when the custom pull animation is disabled.
  • Fixed some grammatical issues.
----------, Aug 9, 2025

Changelog:
  • Fixed an issue when creating a Slayer.
  • The player is no longer being teleported to the Slayer's location when the custom pull animation is disabled.
  • Fixed some grammatical issues.
----------, Aug 8, 2025

Changelog:
  • Fixed an issue where, in some parts of the plugin, chat input wasn't recognized as a number.
----------, Aug 6, 2025

Changelog:
  • Fixed an issue where, in some parts of the plugin, chat input wasn't recognized as a number.
----------, Aug 3, 2025

Changelog:
  • Fixed an issue where, in some parts of the plugin, chat input wasn't recognized as a number.
----------, Jul 27, 2025

Changelog:
  • Fixed an issue where, in some parts of the plugin, chat input wasn't recognized as a number.
----------, Jul 25, 2025

Changelog:
  • Custom .nbs files can now be played in the song menu.
  • Fixed a bug where a couple of commands wouldn't work via the console.
  • Updated all old chat events to async chat events, which may improve performance in some areas of the plugin.
  • Additionally, prefixes previously added by some chat plugins are now being removed. If you're still experiencing any issues with chat features, please report them!
----------, Jul 24, 2025

Changelog:
  • Fixed a critical issue where, when using the vanilla kit, Slayer would be invulnerable in some cases.
  • The 'Remaining Time' title is now editable and toggleable.
----------, Jul 22, 2025

Changelog:
  • Fixed a critical issue where, when using the vanilla kit, Slayer would be invulnerable in some cases.
  • The 'Remaining Time' title is now editable and toggleable.
----------, Jul 21, 2025

Changelog:
  • Added a new passive ability: Payload.
  • Re-added the duration time for how long the main ability lasts.
  • Added support for version 1.21.8.
  • Fixed an issue where the passive ability announcement hologram wouldn't fit correctly on some entities.
  • Fixed an issue where the Hellstorm ability could damage the Slayer itself.
  • The Hot Chickens passive ability is now automatically added when creating a Slayer.
  • Increased the speed of the Phoenix Mark's bullets.
----------, Jul 20, 2025

Changelog:
  • Fixed an issue where damage wasn't counted correctly when using the vanilla kit.
  • Fixed an issue where some abilities could be destroyed while in Creative mode.
----------, Jul 16, 2025

Changelog:
  • Added two new entities that can be chosen as a Slayer: Ravager and Blaze.
  • Adjusted the main ability animation to prevent the Slayer from sinking into the ground.
  • Fixed some issues with the Spanish language.
  • Made minor adjustments to the Barrage passive ability.
----------, Jul 15, 2025

Changelog:
  • Fixed a particle bug when using 1.21+.
  • Fixed an issue that could occur when using 1.21.7.
----------, Jul 15, 2025

Changelog:
  • Automatic random spawning is now available and can be found as a sub-option under the Automatic Spawn option.
  • Recoded the damage-tracking method to track the exact damage dealt when fighting with a custom weapon from another plugin.
  • The Dark Descent death animation is now the default death animation.
  • The HogRider can no longer be damaged in Creative mode.
  • Made some minor changes to the Dark Descent death animation.
----------, Jul 14, 2025

Changelog:
  • Decreased the number of effects in the Doomflight ability.
  • The Slayer can no longer be damaged in Creative mode while in its death animations.
  • The HogRider from the Slayer’s passive ability can no longer be damaged in Creative mode.
  • Made some adjustments to the main ability animation.
  • Added a new spawn animation.
  • Changed the sound that plays when getting pulled in or off, while the custom pull animation is enabled.
  • Fixed a major bug where boss drops couldn't be picked up if the inventory was full.
----------, Jul 11, 2025

Changelog:
  • Changed the animation that plays when the Slayer casts a main ability.
  • Damage is no longer registered when using a KingSlayer Kit in Creative mode to attack the Slayer during its ability phase.
----------, Jul 9, 2025

Changelog:
  • Added a new option: "Passive Ability Announcement." This option displays a title above the Slayer indicating which passive ability is about to be cast. Additionally, it plays a sound before the passive ability is activated.
  • Improved some passive abilities to make them smoother and enhance the overall experience.
----------, Jul 9, 2025

Changelog:
  • Added a new option: "Passive Ability Announcement." This option displays a title above the Slayer indicating which passive ability is about to be cast. Additionally, it plays a sound before the passive ability is activated.
  • Improved some passive abilities to make them smoother and enhance the overall experience.
----------, Jul 8, 2025

Changelog:
  • Fixed a bug with the Tentacle Horror ability
  • Fixed a bug with the Thestu ability
  • Fixed a bug where equipment could be destroyed
  • Fixed a bug where the Slayer could receive damage when shot by an arrow during their Main Ability Phase
  • Fixed a bug where the Slayer would receive knockback when shot by an arrow
  • Fixed a bug where arrow damage wasn't being counted when the Slayer was hit
----------, Jul 6, 2025

Changelog:
  • Added a new 'BossBar' option, which displays health, name, and other information.
----------, Jul 4, 2025

Changelog:
  • Fixed an important bug where deaths wouldn't be counted correctly in some cases.
  • Added a new option: "Armor Glint", applies an armor glint effect to the slayer's equipment.
  • Added a new option: "Death Title", allows configuration of the death title shown when a player dies, applicable when the death style is either KingStyle or Default.
  • Added support for Minecraft 1.21.7.


----------, Jul 2, 2025

Changelog:
  • Resolved an issue where killing the Slayer in Creative mode during its ability phase could cause unexpected errors.
  • Fixed a bug where the Husk would apply a Hunger effect to the player.
  • Fixed a bug where, if the custom pull animation was disabled, players could leave the fight even when the option was disabled.
  • Fixed a bug where the wrong health scale and health values were set when using a Kingslayer kit.
----------, Jun 29, 2025

Changelog:
  • Added %x%, %y%, and %z% as variables to the Broadcast Spawn Message option.
  • Added a sub-option to the Automatic Spawn option to check if a player is nearby; if so, only then will the slayer spawn.
  • Added a new option in the main menu, Random Global Spawning, which selects one random slayer from all slayers and spawns it.
  • If the custom pull animation is disabled, the player will no longer be teleported to the slayer and can walk to it manually.
----------, Jun 28, 2025

Changelog:
  • Added %x%, %y%, and %z% as variables to the Broadcast Spawn Message option.
  • Added a sub-option to the Automatic Spawn option to check if a player is nearby; if so, only then will the slayer spawn.
  • Added a new option in the main menu, Random Global Spawning, which selects one random slayer from all slayers and spawns it.
  • If the custom pull animation is disabled, the player will no longer be teleported to the slayer and can walk to it manually.
----------, Jun 25, 2025

Changelog:
  • Reworked the hologram removal option.
  • The Slayer entity is now also removed properly after an improper server restart.
  • The remaining time until the automatic spawn activates is now displayed in the automatic spawn option.
  • Fixed a bug that occurred when casting a passive ability.
----------, Jun 24, 2025

Changelog:
  • Added a Custom Pull Animation toggle. This allows you to choose whether the player should be pulled into the boss using a custom animation.
  • Configuration reload now works properly again.
  • Fixed an issue where enabling automatic spawn would cause all slayers with this option enabled to spawn, instead of just the selected one.
  • Fixed several language issues in the editor menu.
----------, Jun 23, 2025

Changelog:
  • Made some change to the hologram removal process.
  • Fixed a bug with the Fireballs passive ability.
----------, Jun 22, 2025

Changelog:
  • The Slayer will now also spawn even if no player is near the automatic spawn location.
  • Holograms are now removed even if the server isn't shut down properly while a Slayer is alive.
  • Fixed a bug with the Dark Descent death animation.
----------, Jun 21, 2025

Changelog:
  • Added 1.21.6 Support.
  • Damage can now be edited in the Editor inventory.
  • Fixed a bug that could occur when KingStyle was selected as the DeathStyle.
  • Fixed a bug where setting health via the Editor inventory wouldn’t correctly end the process.
  • Fixed a bug where setting a custom name via the Editor inventory wouldn’t correctly end the process.
  • Fixed an important bug where the player couldn’t die to the Slayer when both the Vanilla kit and the Vanilla DeathStyle were selected.
----------, Jun 20, 2025

Changelog:
  • The health values are not modified when the vanilla kit is selected to prevent unexpected errors.
  • Fixed a bug that occurred when the stray entity was selected, which could cause various issues.
  • Fixed a bug with a couple of passive abilities that could cause issues when the player switches worlds.
----------, Jun 19, 2025

Changelog:
  • The Enderman was removed as a Slayer entity option.
  • The Stray was added as a Slayer entity option.
  • Fixed a couple of high-priority bugs.
----------, Jun 17, 2025

Changelog:
  • Added a new command /kingslayer despawn <slot> - which despawns every slayer from the given slot.
  • Removed unintended debug messages.
  • Decreased the slayers speed by 50%.
  • Decreased particles & sound for the following passive abilities: 'Exploding Cheese, Hot Chickens, Sticky Bombs'
----------, Jun 14, 2025

Changelog:
  • Added a new death style: "Vanilla", which uses the default Minecraft death logic.
  • Fixed the Slayer Lifespan description.
  • Fixed the Death Style description.
----------, Jun 13, 2025

Changelog:
  • Slayer passive abilities will no longer cast when no player is nearby.
  • In-game messages are now editable.
  • Menu messages are now available in three different languages (English, Spanish, and Chinese), but they can also be edited.
  • The Spawnautomatic command is now correctly displayed in the help overview.
  • Decreased the volume and particle effects in some passive abilities.
  • Fixed a bug where kits wouldn't be cleared correctly if no end song was selected.
  • Fixed a bug that occurred when reloading the config via the console.
  • Fixed a grammatical issue with the Scientist helmet.
----------, Jun 10, 2025

Changelog:
  • Fixed an issue where providing a non-numeric value caused problems when a number was required.
  • Passive ability: Hedgehog damage now accurately reflects the value set in the config.
----------, Jun 9, 2025

Changelog:
  • Added a new passive ability: Hedgehog.
  • The End song can now be toggled.
  • The name can now be changed in the Editor menu.
  • The death animation "Dark Descent" is back.
  • Sticky bombs' damage can now be configured in the config.

----------, Jun 6, 2025

Changelog:
  • Slayer's Health can now be changed in-game.
  • Fixed a couple bugs.
  • Increased the performance in some aspects of the plugin.
----------, Jun 4, 2025

Changelog:
  • Command-Rewards can now be found in the drop editor.
  • The command appearance feature has been restructured and is now available under /kingslayer.
  • The reload config command now works correctly.
  • Added two new spawn commands.
  • The correct Spigot-API version is now displayed.
  • Fixed a bug when no default drops were selected.
----------, May 31, 2025

Changelog:
  • Improved performance in certain aspects of the plugin.
  • Fixed bugs and Resolved several issues.
----------, May 27, 2025

Changelog:
  • New Slayer Passive Ability: Sticky Bombs
  • New Death Animation: Wrath
  • Fixed a bug with NoteBlockAPI
  • Fixed a bug where skulls caused errors in version 1.21.5
----------, May 21, 2025

Changelog:
  • Healing Bucket Heal now uses the correct heal amount from the config
  • Added a new animation to the Healing Bucket
----------, May 11, 2025

Changelog:
  • Added a new Passive Ability: "Healing Bucket"
[​IMG]
----------, May 5, 2025

Changelog:
  • Added a new Main Ability: PhoenixMark
  • Added a new Passive Ability: Hot Chickens
The following damage sources are now correctly taken from the config:
  • No Gravity (Passive Ability)
  • Exploding Cheese (Passive Ability)
  • Thunderstorm (Passive Ability)
[​IMG]
----------, Apr 29, 2025

Changelog:
  • Fixed a bug when not all three Slayer abilities were selected.
  • Fixed a bug with the Vanilla kit that caused players' inventories to get cleared.
  • Player heads can no longer be set in the preparation inventory.
  • Increased the maximum allowed health of the Slayer to 100.000.000.
  • Decreased the Y-location of the Hot Chamber passive ability.
  • Enhanced the Eternal Wave passive ability.
----------, Apr 28, 2025

Changelog:
  • Fixed a bug where skulls caused unexpected events. (1.21.1, 1.21.2, 1.21.3)
----------, Apr 25, 2025

Death Animation:
  • Added a new Death Animation: DarkDescent
[​IMG]
Bug Fixes:
  • Fixed a bug where the Slayer would still regain HP after hitting certain phases, even when no Slayer ability was selected.
  • Fixed a bug where the Slayer was invincible when no death animation was selected.
----------, Apr 23, 2025

Changelog:
  • Added a Passive Ability: Explosive Cheese
[​IMG]
----------, Apr 21, 2025

Changelog:
  • Added a new option, "Death Animation", featuring two initial animations: Buried Alive and To The Moon.
  • Added a spawn animation.
[​IMG]
----------, Apr 19, 2025

Changelog:
  • Added a new passive ability: NoGravity
  • HogRider passive is now included in the default passive pool
  • Completely reworked the drop logic and design
  • You can now set custom drops for #1, #2, #3, and two default drops
[​IMG]
[​IMG]
[​IMG]

Editor & Abilitites:
  • Slayer abilities can now be changed directly in the Editor Inventory
  • The Editor Inventory has been fully redesigned for better usability
  • Particle trails are now enabled by default
    Updated the appearance of particle trails
  • Players can no longer pick up items during fights
  • Added animated heads, accessible by using the keywords "Rainbow" or "Siren" in the Custom Value option in chat
  • Enhanced the Eternal Wave passive ability
Bug Fixes:
  • Fixed a bug where slayers regained 60% health after the second ability instead of the intended 50%
  • Fixed an issue with NeurostaticInjector where blocks wouldn't reset properly for some players
  • Fixed a bug with the Sacrined Berserker ability
  • Fixed a bug where the passive would stack when no player was near the Slayer boss.
----------, Apr 17, 2025

Bug Fix:
  • Fixed a bug with the Scientist's Neurostatic Injector ability.
----------, Apr 14, 2025

Hog Rider:
  • Introducing a new passive ability: "Hog Rider"!
[​IMG]
----------, Apr 10, 2025

Bug Fix:
  • Fixed a bug in the end process when no NoteBlockAPI was provided.
----------, Apr 9, 2025

Drop Logic:
  • Made some changes to the drop appearance: instead of going directly to the inventory, it will now drop on the ground, and only the player who dropped it can pick it up.
[​IMG]
Changes:
  • Atom Splitter 9000 damage got changed to Scientist Weapon Damage × 4.
  • Updated the ability usage sound.
  • Changed the sound when casting the Berserker ability (Postomo).
----------, Apr 7, 2025

Scientist:
  • Introducing a new kit, scientist, go try it out yourself!
[​IMG] [​IMG]
----------, Apr 7, 2025

Automatic Start Option:
  • If a slayer's setup didn't complete correctly, and the automatic start option is enabled, it won't spawn anymore.
  • The KingSlayer will only spawn if a player is within 100 blocks of the KingSlayer's spawn location when the automatic spawn option is enabled.
----------, Apr 5, 2025

Automatic Start Option:
  • When enabling the automatic start option, a restart is no longer required.
----------, Apr 3, 2025

Doom Flight:
[​IMG]
Changes:

  • Changed the appearance of the Bombardment Slayer Ability's skin.
  • Wither Skeletons no longer apply the Wither effect.
  • Added a Greeting Message.
----------, Apr 1, 2025

Descriptions:
  • Added descriptions for all KingSlayer Kit Items.
Changes:
  • When the vanilla kit is selected, the player will be able to interact with items and their inventory.
  • Players are unable to place blocks during combat.
Bug Fix:
  • Fixed a bug where menus would overwrite if Kingscenes is installed, causing unexpected actions.
[​IMG]
----------, Mar 31, 2025

Changes:
  • Colored Leather Armor is now Supported!
  • The Hot Chamber passive got reworked.
[​IMG]



----------, Mar 30, 2025

► Read the new plugin's description for all new informations.

Trailer:


Preview:
----------, Mar 30, 2025

Support:
  • Added Support for 1.21.5
----------, Mar 25, 2025

Information:
  • This version is not necessary to download, it's just a preparation for a big update coming soon. Stay tuned!
----------, Mar 20, 2025

Improvements
  • Recoded the FishyOnMe Ability.
----------, Feb 24, 2025

Fixed a bug with the Ability: " RODEO"
----------, Feb 5, 2025

  • Fixed a bug with the Manifestation Ability.
----------, Jan 28, 2025

- Fixed the Hellfire Pillar.
----------, Jan 25, 2025

- Block break option
- Walk on block option.
- When near location option.

+ Added tutorials in description.
----------, Dec 23, 2024

  • Activation Breaking block.
  • Activation Walking on block.
  • Activation when near location.
----------, Dec 22, 2024

Resource Information
Author:
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Total Downloads: 35
First Release: Nov 30, 2024
Last Update: Aug 21, 2025
Category: ---------------
All-Time Rating:
3 ratings
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Released: --------------------
Downloads: ------
Version Rating:
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