Related Bounties: Party's Over - Earn 5 Enforcer medals. Related Medals: Enforcer - Shut down an enemy's kill streak. End of the Line - Stop an enemy on a 15+ kill streak. Merciless - In a single life, kill five enemies. Relentless - In a single life, kill ten enemies. Mark of the Unbroken - Complete a match with a minimum of 15 kills without dying or being downed.