Completed the game on Nightmare difficulty or higher.

Observed all Residual Memories.

Your trauma is no more.

Completed the "The Last Step" side mission.

Provided a Harbinger sweet release.

Killed 2 or more enemies at once using oil on the ground.

Stomped and killed 15 fallen enemies.

Found a potential ally in The Marrow.

Upgraded a weapon to Level 3.

Saw a chilling vision.

Used your first High-Grade Weapon Parts.

Killed 30 enemies.