'Breaking Quarantine (achievement) is a campaign achievement in Halo: Combat Evolved Anniversary. This achievement is awarded when a player escapes the Forerunner facility on the level “ 343 Guilty Spark” in 21 minutes.
Sources
- ↑ [http://halo.xbox.com/en-us/news/headline/halo-combat-evolved-anniversary-achievements/285109 halo.xbox.com - Halo: Combat Evolved Anniversary Achievements]
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