Here is the full list of all 50 Wanted: Weapons of Fate achievements worth 1,000 gamerscore.
1st position in "Time Attack" Ranking
Kill Janice, ex-boss
Complete Act 3 - The Killer Difficulty
Kill The Russian with The Immortal in close combat and The Killer Difficulty
Complete Act 2 - The Killer Difficulty
Complete Act 1 - The Killer Difficulty
Kill Kathy, ex-girlfriend
Complete the game in "Headshot Mode", any difficulty
Complete the game in "Close Combat Mode", any difficulty
Complete Act 5 - The Killer Difficulty
Complete Act 6 - The Killer Difficulty
Complete Act 9 - The Killer Difficulty
Kill The Immortal with Cross on The Killer Difficulty
Kill 80 enemies using Bullet Explosions
Kill Araña with Wesley without mask on The Killer Difficulty
Complete Act 4 - The Killer Difficulty
Find all reward items
Complete Act 7 - The Killer Difficulty
Complete Act 8 - The Killer Difficulty
Kill 2 enemies at once with a single Curved Bullet
Complete Act 9 - Easiest Difficulty
Complete Act 9 - Assassin Difficulty
Kill 100 enemies using Curved Bullets
Kill all explosive rats
Kill 3 enemies at once with a single Explosive Bullet
Complete Act 8 - Easiest Difficulty
Complete Act 8 - Assassin Difficulty
Complete Act 7 - Easiest Difficulty
Complete Act 7 - Assassin Difficulty
Complete Act 6 - Easiest Difficulty
Complete Act 6 - Assassin Difficulty
Kill 3 enemies at once in a single eQM
Kill 10 enemies using Bullet Explosions
Complete Act 5 - Easiest Difficulty
Complete Act 5 - Assassin Difficulty
Complete Act 4 - Easiest Difficulty
Complete Act 4 - Assassin Difficulty
Kill 15 enemies in close combat
Complete the 3rd Tutorial
Complete Act 3 - Easiest Difficulty
Complete Act 3 - Assassin Difficulty
Find 10 reward items
Complete Act 2 - Easiest Difficulty
Complete Act 2 - Assassin Difficulty
Kill 10 enemies using Curved Bullets
Complete the 2nd Tutorial
Complete Act 1 - Easiest Difficulty
Complete Act 1 - Assassin Difficulty
Kill one explosive rat
Complete the 1st Tutorial