Yamasong: March of the Hollows

In the animated dark fantasy film "Yamasong: March of the Hollows", a mechanical tribe called the Hollows, led by Yari, battles ravenous beasts known as the Tricksters, while a cyborg named Nani works with Shojun, a Terrapin warrior, to rally different factions and unite the people of Yamasong against their internal conflict and the sinister mechanical army threatening their world.