In Revelations, override all of the Corruption Engines before round 6.

Complete the game with any ending.

Enter the X-13 elevator.

Wake up after the missile strike.

Use a Metro Station to Fast Travel.

Learn the whereabouts of Veronika Ryan.

Restore the radio broadcast tower.

Kill a Spitter using a ranged weapon.

Activate your first Electrical Substation.

Lose the maximum level of Chase.

Defeat your first GRE Anomaly.

Clear your first Bandit Camp.