In no particular order, and subject to change based on mood (though the first three are pretty much permanent fixtures)...
1. Deus Ex (2000)
2. System Shock 2 (1999)
3. Fallout 2 (1998)
4. Max Payne (2001)
5. StarCraft (1998)
6. Telltale's The Walking Dead (2012 - Ongoing)
7. Mass Effect 2 (2010)
8. Resident Evil: REmake (2002)
9. City of Heroes (2004) (RIP)
10. Jagged Alliance 2 (1999)
1. Deus Ex (2000)
2. System Shock 2 (1999)
3. Fallout 2 (1998)
4. Max Payne (2001)
5. StarCraft (1998)
6. Telltale's The Walking Dead (2012 - Ongoing)
7. Mass Effect 2 (2010)
8. Resident Evil: REmake (2002)
9. City of Heroes (2004) (RIP)
10. Jagged Alliance 2 (1999)