Perhaps more than any other entertainment field, video games are seasonal. While an occasional blockbuster is released in the first or second quarter, the Sept.-Dec. timeframe is when publishers really make their bank.

The last four months of the year not only make up more than half of the industry’s annual sales, but the titles released in that period can pay dividends well into the following year, as illustrated by the best-selling games of 2011 (through the end of August).

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