Halo: The Master Chief Collection / Achievements
01ONI Alpha Site
H3: ODST: Complete ONI Alpha Site.
- Unlocked by
- 17%
- Rarity
- Rare
- Hidden achievement
- No
Data from Steam — Steam Web API Terms of Use. Last updated .
Halo: The Master Chief Collection / Achievements
H3: ODST: Complete ONI Alpha Site.
Data from Steam — Steam Web API Terms of Use. Last updated .