The following is a list of games released in the series.

It was the first city to be released in the series.

More than a hundred books have been released in the series.

Three volumes have been released in the series so far.

Fourteen books are released in the series starting from 1997.

As of June 2012, 14 novels have been released in the main series.

The company regularly released new titles in the main series.

To date, eight sets have been released in the series, averaging about one new set each year.

The challenge was to find a way to harness the energy released in a series of explosions.

Each entry released in the series has received mostly positive reviews.