Halo: The Master Chief Collection / Achievements
01Operation Completion
Halo 4: Complete a Spartan Ops mission.
- Unlocked by
- 8.3%
- Rarity
- Rare
- Hidden achievement
- No
Data from Steam — Steam Web API Terms of Use. Last updated .
Halo: The Master Chief Collection / Achievements
Halo 4: Complete a Spartan Ops mission.
Data from Steam — Steam Web API Terms of Use. Last updated .