Los Angeles, CA - October 09, 2007 - Sierra Entertainment is proud to announce that World in Conflict™ - the game unanimously chosen as the Best Strategy Game of E3 2007 and winner of countless "Editor's Choice" awards, debuted at the top of the worldwide PC sales charts in the game's first week at retail. The game hit #1 on PC in North America, Germany, and Australia and was among the top 3-sellers on PC in most other territories worldwide.

The critically acclaimed action-strategy game created by Massive Entertainment, a Sierra Entertainment internal studio, is currently available in North America in both Standard and Collector's Edition versions for a suggested retail price of $49.99 and $59.99 respectively.

"Sierra Entertainment is extremely proud that the World in Conflict video game is realizing the level of success that can be expected from a game of such high quality," said Martin Tremblay, president of worldwide studios, Sierra Entertainment. "We see the World in Conflict audience continually expanding as PC players read the stunning reviews, hear about the game from their friends or try the multiplayer demo, and in turn, discover what this new 'action-strategy' gameplay is all about."

The World in Conflict game is currently the highest-rated real-time strategy game of the year, according to information gathered by GameRankings.com. Reviews from around the world hail the game's intense action-packed gameplay and cross-genre appeal as refreshing, exciting and the future of strategy gaming. IGN PC called the game "An RTS for the shooter generation" and "…an action junky's dream," awarding World in Conflict a 9.3 out of 10. GameSpot gave the game a 9.5 out of 10, saying "World in Conflict is a thrilling, spectacular strategy game."

"World in Conflict is one of the hottest-selling PC games today as it appeals to fans of many genres, from first-person-shooter to RPG to sim," said Bob McKenzie, senior vice president of merchandising for GameStop Corp, the world's largest video game and entertainment software retailer. "The game's innovative action-focused gameplay, amazingly fun multiplayer modes, and next-generation graphics have drawn in new fans the world over."

"The amazing success of the World in Conflict game launch is directly reflective of the outstanding support offered by Sierra's worldwide retail partners during a highly competitive launch window," said Pascal Brochier, president of Global Retail, Vivendi Games. "These partners recognized the strength and quality of the game and have committed strong support through the upcoming Holiday season. World in Conflict is a game with incredible longevity, one that will be supported and promoted by the blossoming communities - such as competitive multiplayer groups and amateur map makers and mod developers - who are already building around the strength of the game."