20 Games:
1. Tomb Raider Legend
2. Tomb Raider Anniversary
wooooo

on the top of you list for a reason? ^.^ (great games imo)
I currently have installed:
1- Tomb Raider Legend
2- Tomb Raider Anniversairy
3- Silent Hunter 3
4- Silent Hunter 4
5- IL2 1946
6- WoW
7- F.E.A.R.
8- Mass Effect
9- X3
10- X2
11- Homeworld
12- Homeworld Cataclysm
13- Homeworld 2
14- Grid
15- Crysis
16- Call of Duty 4
17- SIlverfall
18- Halflife 2
19- CSS
20- Sin Episodes 1
21- Halflife 2 Episode 1
22- Battlefield 1942
23- Battlefield Vietnam
24- Battlefield 2
25- Battlefield 2142
26- Frontlines: Fuel of War
27- Overlord
28- Midway
29- Star Trek Legacy
30- Star Wars: Jedi knight 2 Jedi Outcast
31- Star Wars: Jedi knight 3 Jedi Academy
32- Star Wars Knights of the old republic
33- Star Wars Knights of the old repiblic 2

34- Star Wars Republic Commando
35- Star Wars Battlefront
36- Diablo 2
37- MS Flight simulator 2004
38- MS Flight Simulator X
39- Dark Messiah of Might and Magic
40- S.t.a.l.k.e.r.
41- Zuma
42- Test Drive Unlimmited
43- Trackmania Nations
44- Trackmania Forever xtreme
45- Clive barkers Jericho
46- Rainbow Six: Vegas
47- Rainbow Six: Vegas 2
48- Command and Conquer 3: Tiberium Wars
49- Doom 3
50- Two Worlds
So... thats why my harddisk is getting full...
(cant think of any more atm.)