Steam News announces the release of The Hidden Secrets Pack for Assassin's Creed III, adding new content to the stealthy assassination sequel. Word is: "The Hidden Secrets Pack adds three extra missions, taking you from the Lost Mayan Ruins to the high seas. Every success is rewarded with an in-game weapon! You'll also receive two single-player skins including the original uniform of the Captain of the Aquila and the traditional Colonial Assassin, along with two multiplayer characters including the fearsome Redcoat and the deadly Sharpshooter." Ubisoft also announces AC3 is their fastest selling game of all time:

Today, Ubisoft® announced that Assassin's Creed® III is the fastest-selling game in the company's history, with total sell-through topping the 7 million mark worldwide just one month after its release.

Fans have wasted no time exploring the game's open world, and getting involved in the action-packed story. In solo missions alone, gamers have accumulated more than 82 centuries of gaming time and committed more than 3 billion in-game assassinations. The deadly action continues in the multiplayer, where more than twice as many gamers have joined the multiplayer mode compared to Assassin's Creed Revelations. To date, more than 250 million assassinations have been performed in more than 5 billion multiplayer sessions.

"The reception for Assassin's Creed III has been exceptional, and this success has positioned the game among the best sellers of the 2012 holiday season" said Tony Key, senior vice president of sales and marketing, Ubisoft. "We knew we had something special on our hands when Assassin's Creed III was launched, and we're really excited and proud to see how much fans are enjoying the latest installment in the franchise."