343 Guilty Spark (achievement)

''This article is about the achievement. For the campaign level, see 343 Guilty Spark (level). For the Forerunner Monitor, see 343 Guilty Spark.''

343 Guilty Spark is an achievement in Halo: Combat Evolved Anniversary and Halo: The Master Chief Collection. It is awarded for completing the level 343 Guilty Spark on any difficulty.

In the original Halo: CE Anniversary it is represented by the Roman numeral of "VI" over a darkened version of Anniversary's logo and is worth 25 gamerpoints. In The Master Chief Collection it is represented by a screenshot of the swamp and is worth 10 gamerpoints.