With the mod “King Mobs (Ruler of Mobs)“, in addition to the vanilla bosses, players will encounter two of the most powerful, resilient, and ruthless bosses — the End King and the Nether King — in Minecraft!
The End King:

The King of the Nether:

Installing King Mobs (.mcpack)
- Download the mod labeled with “.mcpack” below.
- Run the downloaded file to import the add-on/texture into Minecraft.
- Open Minecraft Pocket Edition and navigate to world settings.
- Set the imported options for your world:
— Resource Packs.
— Add-ons. - Select the imported resource packs/add-ons in each section.
- It is recommended to restart the Minecraft PE client afterward.
- Launch Minecraft Pocket Edition, enter the previously configured world Minecraft, and enjoy the add-on!
