Draconis
ElCeejo

Adds terrifying Dragons and powerful equipment.

Mobs Ethereal Bosses
DuckGo

Add Bosses to "Ethereal NG" biomes!

Forgotten Monsters
DuckGo

Monsters and Bosses...

Wilhelmines People
Liil

Adds the possibility to build living Villages. Trade items for random stuff from your villagers, recruit mounts and warriors.

Not So Simple Mobs
TenPlus1

Adds a host of creatures into your world with new weapons too.

Wisps
ElCeejo

Adds non-entity mobs called Wisps

Spiradilus
ElCeejo

Adds a ghostly Crocodilian mini-boss

Native Villages
Liil

Adds villages of native people to the world.

Epic Combat
hilol

Fight your enemies with various weapons and protect yourself with distinct sets of Armour, whilst sharpening your skills in PVP and PVE.

Folks
SonoMichele

Adds customizable NPCs

Power Rangers Modpack
LC Creations

Adds power rangers and an API to create your own.

Grave
ElCeejo

Adds an eerie biome with multiple mobs.

Agon
1248

Fight against some monsters!

Ocular Networks
mt-mods

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

Banshee
ElCeejo

Adds Banshees, a ghostly mob that haunts pine forests