Peregrin achievements

Make your way across Chapter 3's crucibles with 15 or fewer button presses

Complete Chapter 1 without dying

Complete the Chapter 5 plane flame puzzle first try

Discover all investigation points

Complete the Chapter 3 generator puzzle first try

Reach the final monolith

Reach the fourth monolith

Activate the last totem in your journey

Reach the fifth monolith

Kill an enemy using a sentry turret in Chapter 3

Activate 20 totems

Possess a creature 50 times