Uploaded November 2015 | Updated September 2026, 2 weeks ago

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To unlock the No Witnesses achievement, you have to destroy the Phantom at the Covenant camp in Mission 7: Reunion on Heroic difficulty. The Phantom does not spawn in co-op, so this has to be done solo.

■ Achievement Playlist: bit.ly/1NE1w31
■ Subscribe: bit.ly/1LLX8vL
■ Second Channel!: bit.ly/1wmbsUF

Developed by: 343 Industries
Published by: Microsoft Studios