| Upgrade | How to unlock
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|---|
| 7.62mm sniper rifle gun camera (Graves) | Complete the first Mission.
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| 7.62mm Sniper Rifle Suppressor(Graves) | Complete 3 missions.
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| Automatic shotgun (Graves) | Complete 8 missions.
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| Flashbangs (Graves and Lang) | Complete 4 missions.
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| HEAT rocket launcher (Lang) | Complete the first Mission.
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| Incendiary grenade (Lang) | Complete 5 missions.
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| LMG 5.56mm 200-round magazine capacity (Lang) | Complete 3 missions.
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| LMG 5.56mm 25% increased rate of fire (Lang) | Complete 7 missions.
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| LMG 5.56mm 40mm grenade launcher (Lang) | Complete 2 missions.
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| LMG 5.56mm Foregrip (Lang) | Complete 9 missions.
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| Proximity mine (Graves) | Complete 6 missions.
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| Shotgun attachment (Graves) | Complete 2 missions.
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