| Helmets | |||||
|---|---|---|---|---|---|
| Helmet | Unlock (Halo: Reach) | Unlock (Halo: The Master Chief Collection) | Helmet attachments | Unlock (Halo: Reach) | Unlock (Halo: The Master Chief Collection) |
| Mark V [B] | 0 cR - Default | Unlocked by default | |||
 CQC |
Recruit, 0 cR | Season 1 Tier 1,  1
|
  CBRN • UA/HUL |
Sergeant, 750 cR (CBRN) Sergeant, 1,500 cR (UA/HUL) |
Season 1 Tier 5, 1 (CBRN) Season 1 Tier 16, 1 (UA/HUL)
|
 ODST |
Recruit, 2,000 cR | Season 1 Tier 19, 1
|
  CBRN • UA/HUL |
Corporal, 1,000 cR (UA/CNM) Sergeant, 500 cR (CBRN/HUL) |
Season 1 Tier 19, 1 (UA/CNM) Season 1 Tier 38, 1 (CBRN/HUL)
|
