It looks like Sierra, developer of such games as King's Quest, Space Quest, Leisure Suit Larry, Quest For Glory, Police Quest and the SWAT series, but closed down after the merger of Activision and Vivendi in 2008, are making a return for GamesCom.
In the end it will just be a brand under Activision Blizzard attempting to play on your nostalgia.
Disclaimer:May contain sarcasm! I have never faked a sarcasm in my entire life. - ??? "With ABC deleting dynamite gags from cartoons, do you find that your children are using explosives less frequently?" — Mark LoPresti