Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Almost There	Reach the fifth monolith.
Complete Chapter 1	Reach the first monolith.
Complete Chapter 2	Reach the second monolith.
Complete Chapter 3	Reach the third monolith.
Complete Chapter 4	Reach the fourth monolith.
Complete Chapter 5	Reach the final monolith.
Discoverer	Discover all investigation points.
Discovery	Discover an investigation point.
Eloheem Master	Possess a creature 100 times.
Final Channel	Activate the last totem in your journey.
Fratricide	Force an enemy to kill their ally.
Immune	Use a light enemy to kill a ranged enemy.
Instigator I	Activate 5 totems.
Instigator II	Activate 10 totems.
Instigator III	Activate 20 totems.
Joining the Fallen	Die 5 times.
Know Thy Enemy	Possess every possible creature.
Old Technology	Give yourself the upper hand in Chapter 2's final battle.
Par Course	Make your way across Chapter 3's crucibles with 15 or fewer button presses.
Patience	Kill an enemy using a sentry turret in Chapter 5.
Possessor	Possess a creature 10 times.
Pure Luck #1	Complete the Chapter 3 generator puzzle first try.
Pure Luck #2	Complete the Chapter 5 plane flame puzzle first try.
Quick Learner	Complete Chapter 1 without dying.
Tank	Clear a battle zone using only a single heavy enemy.
What a view	Spend 60 seconds on a single vista scene.
Wilful	Possess a creature 50 times.