This article is about the Halo 2 Vista and Master Chief Collection achievement. For the Covenant term, see Demon. For the Halo 3 achievement, see Demon (achievement).
Demon
25
Demon is an achievement in Halo 2 Vista and Halo: The Master Chief Collection. It is unlocked by completing any Halo 2 campaign level without dying on Normal difficulty or above.
In the PC version of the game the achievement is worth 25 gamerpoints and is represented by a flame, with the head of the Master Chief on top. In The Master Chief Collection it is only worth 10 gamerpoints and is represented by a screenshot of the Master Chief aboard Cairo Station.
Achievements in Halo: The Master Chief Collection (list)
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Halo: Combat Evolved Anniversary
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Campaign completion
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Campaign scoring
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Collectibles
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Easter eggs
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Miscellaneous
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Halo 2: Anniversary campaign
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Campaign completion
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Campaign scoring
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Collectibles
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Easter eggs
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Miscellaneous
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Halo 2 Anniversary multiplayer
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BLAST Soda
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Halo 3
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Campaign completion
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Campaign scoring
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Collectibles
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Easter eggs
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Miscellaneous
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Halo 3: ODST
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Campaign completion
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Campaign scoring
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Collectibles
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Easter eggs
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Miscellaneous
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Halo 4
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Campaign completion
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Campaign scoring
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Collectibles
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Easter eggs
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Miscellaneous
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Halo: Reach
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Campaign completion
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Campaign time
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Campaign score
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Collectibles
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Easter eggs
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Miscellaneous
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