Complete Chapter 1 on any difficulty setting.
Complete Chapter 2 on any difficulty setting.
Complete Chapter 3 on any difficulty setting.
Complete Chapter 4 on any difficulty setting.
Complete Chapter 5 on any difficulty setting.
Complete Chapter 6 on any difficulty setting.
Complete Chapter 7 on any difficulty setting.
Complete Chapter 8 on any difficulty setting.
Complete Chapter 9 on any difficulty setting.
Complete Chapter 10 on any difficulty setting.
Complete Chapter 11 on any difficulty setting.
Complete Chapter 12 on any difficulty setting.
Discover the Hunter's origins.
Pursue Nicole's investigation.
Complete the game on Medium difficulty or above.
Complete the game in Impossible Mode.
Complete New Game Plus on any difficulty mode.
Own every weapon in the game.
Install every weapon upgrade.
Kill 30 enemies with the Pulse Rifle.
Kill 30 enemies with the Flamethrower.
Kill 30 enemies with the Ripper.
Kill 30 enemies with the Force Gun.
Kill 30 enemies with the Line Gun.
Kill 30 enemies with the Contact Beam.
Beat the game using only the Plasma Cutter.
Place 25 items in Storage.
Collect 75 Logs.
Collect 150 Logs.
Collect all Schematics.
Dismember 50 Limbs.
Dismember 500 Limbs.
Rip off a dangling limb using Kinesis.
Pin an enemy.
Use Stasis on 50 enemies.
Kill 10 enemies with a stomp attack.
Fully upgrade all weapons and equipment.
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