Note that many of those won't be added as mounts on the release of Midnight, some might not ever be used. This is just a list of all mount models added to the game files.
Dragonhawk Armor
Amani Bear
Amani Pangolin
Arcane Golem
Blood Knight Charger
Cosmic Flyer
Darkwell Phoenix
Dragonhawk 2
Giant Eagle
Goblin Tank
Grove Crawler
Haranir Cat
Hawkstrider
Kaiju Bat
Kaiju Bat Void
Kaiju Gladiator
Mana Wyrm
Mythic Hex Eagle
Rutaani Bird
Sporebat
Stalker
Vicious Snaplizard
