Mowzie's Mobs adds a variety of mobs to Minecraft, each with incredible animations and unique AI.
Here's a link to the mod page: https://www.curseforge.com/minecraft/mc-mods/mowzies-mobs
The mod version shown in this video is version 1.5.6 for Minecraft 1.12.2.
Timestamps:
0:00 - Intro
0:56 - Foliaath
2:58 - Ferrous Wroughtnaut
4:41 - Barakoa & Barakoana
6:18 - Barako the Sun Chief
10:12 - Lantern
10:41 - Frostmaw
12:48 - Naga
14:30 - Grottol
15:47 - Future of the mod
Credits:
The mod is developed by Bob Mowzie, pau101, and iLexiconn from curseforge.com.
The Replay mod was used to film parts of this video. - https://www.replaymod.com
Music used:
Tales Runner OST - https://www.youtube.com/watch?v=-k4p6fuZ4T8
Sad Theme from E. V. O. - Search for Eden (SNES)
"Taswell" by C418 - https://c418.bandcamp.com/album/minecraft-volume-beta
Here you can take a look at the mod's Config file if you wish - https://pastebin.com/mzqerSW3