Black Ops is Call of Duty's longest running and most interesting sub-series. From multiplayer, to zombies, to the numbers, each Black Ops game brings something different to the table. This year's Black Ops 4 is no exception by trading in a campaign for its own take on Battle Royale genre, Blackout. So before the game comes out, let's take a look back at this fan favorite series.
The History Of Call Of Duty: Black Ops ─ GameSpot
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