I already posted them on other threads, sorry, but I want those games with all goodies dammit.
Prince of Persia Warrior Within (I have issues with Ubisoft, but dammit, I won't hesistate to buy that again)
Splinter Cell Series( like above)
Cold Fear(again, like above...dammit ;_; )
Max Payne series( I hope Microsoft won't say no, especially after the Alan Wake crysis)
American Mcgee's Alice
System Shock series
Lucas Art's Click and Point adventures (LOOOOOOOOOM)
Devil May Cry 3
Resident Evil Series
Silent Hill Series 'til 4
Jordan Mechner's Classic Prince of Persia trilogy
Metal Gear Solid 1 and 2 (yes, they are ported on PC, I even have a copy of them)
If it's possible, Braid... please ;_;
EDIT: Found out that Parasite Eve 2 was ported for PC: http://www.gamerevolution.com/preview/pc/parasite-eve-2
Please, GoG, add it aswell along the former game!