The Unrivaled achievement is a achievement in Contract Killer. It is unlocked by killing 13 people in 15 seconds. It unlocks the achievements Calculated Killer and Mad Murderer if not earned.
| Contract Killer Achievements | |
|---|---|
| Killing-Based | Hitman | Cleaner | Professional | Hey Man Nice Shot | The Butcher | The Mercenary | The Assassin | The Executioner |
| Headshot-Based | Marksman | Deadeye | Sharpshooter |
| Death-Based | Lucky | Survivor |
| Multikill-Based | Waste Not | Mad Skills |
| Shot-Based | Shots Fired | Barrage of Bullets | Destructive Discharge |
| Trannquilization-Based | Silent but Deadly | Black Out | Deep Sleep |
| Miscellaneous | IPF Certified | Ironhand | Surgical Precision | Number Cruncher | Mathematician | Nurse | Intern | Medic | Surgeon | Calculated Killer | Mad Murderer | Unrivaled | Addicted | Demolitions Expert |
| Taking Cover-Based | Covered | Camper | Defender |
| Informant-Based | Well Informed | Man About Town | Citizen of The World |
| Swapping-Based | Hot Swap |
| Weapon and Ammo-Based | Aficionado | Connoisseur | Loaded | Wild West | Dead Aim |
| Energy-Based | Charged | Energetic | Electrified |
| Achievements Players can get during a contract | Kaboom | Loud Murder | Double Kill | Triple Kill | Nowhere to Run |