User blog comment:Damac1214/Review of Call of Duty: Black Ops II/@comment-25496444-20121129134839/@comment-92.84.52.11-20121129145403

Not really. Sandbox refers to level design, open levels where you can roam free and allow you to choose objectives and how to handle them. And mind you, the story is still linear, but you can influence it to go on a different path.