4.66 Left 4 Dead 2 ()
4.32 Half-Life 2: Episode Two (2007)
4.19 Portal (2007)
4.17 Left 4 Dead (2008)
4.08 Half-Life 2: Episode One (2006)
4.02 The Orange Box (2007)
3.94 Half-Life 2 (2004)
3.91 Counter-Strike: Source (2004)
3.90 Hexen II: Mission Pack: Portal of Praevus (1998)
3.84 Star Trek: Voyager - Elite Force (2000)
3.81 Soldier of Fortune (2000)
3.64 Hexen II (1997)
3.61 Heretic II (1998)
3.51 Half-Life: Blue Shift (2001)
3.34 Half-Life (2001)

^*Games must have at least 5 votes to be included.