Nether Mobs
rael5

Add monsters and dragons to your nether world.

Voxel Dungeon
Noodlemire

This is a recreation and adaptation of an Android rogue-like game, Pixel Dungeon by Watabou.

Alive AI
AiTechEye

Advanced survivor ai mobs (npc, monsters and more)

PaleoTest
ElCeejo

Adds Prehistoric Fauna and Flora to Minetest Game

Slimes inspired by TheManaWorld
Piezo_

Adds several types of slimes inspired by TheManaWorld

Grave
ElCeejo

Adds an eerie biome with multiple mobs.

Ocular Networks
PolySaken

Draw power from the world, and use it to power machines and tools.