Halo: Spartan Assault
Xbox One
- 253,348 Achievements Earned
- 46,932 Players Tracked
- 30 Total Achievements
- 14,147 Obtainable EXP
- 1,000 Gamerscore
- 1,266 100% Club
According to our records, this achievement has been removed by the developers. It is still visible on the site but is no longer being
tracked. If this is in error, please report it on our forums.
Complete all missions in Operation C with the Hollow Skull active
0
0.90%
Ultra Rare - 0.00 EXP
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