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.

Ad blocker interference detected!

Wikia is a free-to-use site that makes money from advertising. We have a modified experience for viewers using ad blockers

Wikia is not accessible if you’ve made further modifications. Remove the custom ad blocker rule(s) and the page will load as expected.