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