User blog comment:Armyman234/Treyarch hands over DLC production to Raven Software/@comment-98.198.175.93-20101215024606/@comment-3246756-20101216024119

Or both of them into one ultimate running perk. XD But in all seriousness, yes. A Lighwight/Marathon pro perk would be kick ass in Zombies. It wouldn't be my top priority (It would probably be the last one I buy) but it would be a very good perk to add.