I've noticed that some models are outdated when compared to Finsternis final release
In Creature.zip you'll find:
Updated Ghost/Shade models -
https://www.wowhead.com/npc=145231/shade
Updated Harpy, same model, but with constant flying animation instead of just walking around.
Updated Pterrordax, same model, but with constant flying animation instead of just walking around.
Updated Shark models
Updated Shivan models (Like the ones before Mother Shahraz)
Updated Rattlecage Skeletons models, some where missing (go to agamand mills)
Updated Skeletonnaked, so skeletons use human skeletons instead of orcish skeletons
Updated Stonekeeper models (example: Archaedas)
Updated Thunder Lizard models (instead of the pandaria lizards.)
Updated Threshadon models
Updated Trolldire2 (Like the troll berserkers before Hakkar)
Updated Wendigo models (Like Old Icebeard)
Updated Windserpent models
drive.google.com
Just copy and paste into an MPQ, feel free to use in your next update!