Activision is celebrating America’s 4th July birthday with a sales event. For a limited time, all previously released DLC collection packs for Call of Duty: Modern Warfare 3 and Call of Duty: Black Ops are 50% off. These sales on the Xbox 360 and Windows PC will run through to next week.

The Call of Duty DLC summer promotion content includes:

• Call of Duty: Modern Warfare 3 Content Collection #1
• Call of Duty: Modern Warfare 3 Content Collection #2
• Call of Duty: Black Ops First Strike
• Call of Duty: Black Ops Escalation
• Call of Duty: Black Ops Annihilation
• Call of Duty: Black Ops Rezurrection

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Source:

Activision