- "The Sky Clan defends the path to the mountain where the Wings of the Ten will find them. They have learned to stand their ground against powerful machines in these very Trials. Here you will learn special techniques that will allow you to inflict massive damage against your enemies."
- ―Hunting Grounds information
Hunting Grounds: Sheerside Mountains is a Hunting Ground activity in Horizon Forbidden West.
A Hunter and Strike Carver that sells Strike Pieces can be found here, along with the Groundskeeper Lokattok.
Trials[]
Frost Trial[]
Use Frost ammo on Bellowbacks to build up to the Brittle state and destroy their Cargo Refining Sacs.
Shredder Catch Trial[]
Hit a machine three times with a Shredder. Catch it upon return each time to charge it. When fully charged, hit a machine with it to inflict massive damage against your enemies.
Plasma Blast Trial[]
Use Plasma ammo on a Rollerback to build it up to the Plasma Blast state, which starts a timer. Inflict max damage to the machine to create the most powerful explosion when the timer ends.