The next instalment in one of the worlds most successful gaming series has now gone on sale around the world. Call of Duty: Black Op 2 was released first in New Zealand with subsequent countries releasing at midnight in their respective time zones. Over 16,000 retailers opened around the world for a midnight release.

The previous version, Black Ops, was the best selling in the Call of Duty series but Black Op 2 is expected to out sell this.

The sales figures will be closely watched by the industry as game sales have been falling over the year.