Circuit Breaker
From Halopedia, the Halo wiki
Circuit Breaker
Circuit Breaker is an achievement in Halo: The Master Chief Collection. It is unlocked by beating the 17,000 point par score on 343 Guilty Spark. The achievement is worth 10 gamerpoints. Though it can theoretically be unlocked on any difficulty, more points are awarded in campaign scoring when playing on higher difficulties.