Thanks Scuba for the heads up on this.. Croteam announced the first sequal to its first-person shooter, Serious Sam: The First Encounter. The sequal is almost complete and is now entering the alpha phase. The game developer is now polishing up the game and adding finishing touches. According to the Croteam, its schedule for release in December. They have not yet decided if the game will include Egyptian levels.
News source: Croteam