Call of Duty series has sold a staggering number of copies

The behemoth that is the Call of Duty franchise has officially sold more than 250 million copies worldwide.

Announcing the news, Activision's Communications Manager, Scott Lowe, said " Each year, we are reminded of the passion of the Call of Duty community." This was another great year for the series with Black Ops III crowned the top-selling game of 2015 worldwide.

The Call of Duty franchise began in 2003 with the World War II themed Call of Duty. It received exceptional reviews and sold 4.5 million copies. But did anyone imagine that it would snowball into what it has become?