Dark Sector - Platform: XBox 360 Brutal mode: ------------ Successfully complete all ten chapters to unlock the Brutal difficulty. Achievements: ------------- Accomplish the indicated achievement to get the corresponding number of Gamerscore points: Prologue (10 points): Complete Chapter 1. Exposure (10 points): Complete Chapter 2. Baggage Claim (10 points): Complete Chapter 3. Moths To The Flame (10 points): Complete Chapter 4. The Shipment (10 points): Complete Chapter 5. The Bait (10 points): Complete Chapter 6. Industrial Evolution (10 points): Complete Chapter 7. Unnatural History (10 points): Complete Chapter 8. Threshold Guardian (10 points): Complete Chapter 9. The Dark Sector (100 points): Complete the Game. Dark Sector - Brutal Difficulty (110 points): Complete the Game on Brutal Difficulty. Headhunter (10 points): Decapitate 30 Enemies. Incinerator (10 points): Incinerate 30 Enemies. Electrician (10 points): Electrocute 30 Enemies. Jack Frost (10 points): Kill 30 Frozen Enemies. Finesse (40 points): Kill 30 enemies with Aftertouch. Hardball (35 points): Kill 30 enemies with Power-throw. Sharpshooter (10 points): Get 30 Headshots. Glaive Master (10 points): Complete a Level by Only Using the Glaive. The Finisher (10 points): Perform 30 Finishers. Double Decap Latte (15 points): Get Two Decapitations In One Shot. Skeet Shooter (10 points): Shoot 10 Projectiles in Mid-flight. Weaponsmith (10 points): Apply 5 Upgrades in the Black Market. Greed (10 points): Collect over 50,000 rubles. Researcher (10 points): Collect 10 Weapon Upgrades. Master Researcher (15 points): Collect All the Weapon Upgrades. Rebound (15 points): Kill an Enemy With a Reflected Projectile. Glory (30 points): Finish Best Overall in a Ranked Infection Match (Multiplayer). Veteran (30 points): Score 500 Points in Ranked Infection Games (Multiplayer). Hero (40 points): Score 2000 Points in Ranked Infection Games (Multiplayer). Champion (30 points): Finish Best Overall in a Ranked Epidemic Match (Multiplayer). Comrade (30 points): Score 500 Points in Ranked Epidemic Games (Multiplayer). Hero of the People (40 points): Score 2000 Points in Ranked Epidemic Games (Multiplayer). Additionally, there are five secret achievements: ------------------------------------------------- Colossus (50 points): Defeated the Colossus. Stalker (65 points): Defeated the Stalker. Secret Achievement (85 points): Defeated Nemisis. Ghost (35 points): Used Shifting to get a finisher. Jack the Jackal (35 points): Took the Jackal for a ride.