1. Halo: The Master Chief Collection Achievements
  2. Protocol Dictates Action achievement
Halo: The Master Chief Collection

Halo: The Master Chief Collection

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Halo: The Master Chief Collection
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Halo Reach: Campaign

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Halo Reach: Campaign

Protocol Dictates Action achievement in Halo MCC

Protocol Dictates Action

Halo: Reach: Complete ONI: Sword Base.

Protocol Dictates Action0
2 guidesOnline/Offline - These achievements can be obtained in either an online or offline game mode.Single Player - These achievements can be obtained by a single player.Cooperative - These achievements can be obtained by two or more players in a cooperative game mode who have met the achievement requirements.Main Storyline - These achievements are gained automatically by progressing through the main game modes.
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How to unlock the Protocol Dictates Action achievement

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