1) Quake (and supported mods like TF and Paintball)
2) Wolfentstein
3)Duke nukem
4) Arma
5) BF2 (and mods)

All for PC, although I have all the consoles, I don't play them often enough to have any favored games.

 

I can't name five. lol it;s to hard for me. lol

In no particular order:

Marvel vs. Capcom 2

Knights of the Old Republic 1&2

VF 4

Mass effect

Metroid Prime

Grand theft auto IV and Grand theft auto San Andreas .

Resident Evil 4

the Legend of Zelda: Twilight Princess and Ocarina of Time

Ace Combat 6

Midnight club 3 remix/ Need for speed underground 2.

Call of Duty 4

Gears of war.

Armored core.

Jedi knight out cast and Jedi academy

Rainbow six vegas 1 and 2.

Halo 3

 

1. metal gear solid (series)
2. halo( series)
3.legend of zelda ocarina of time ( great game except navi was annoying lol)
4. tomba (psx)
5. duck hunt ( still can't kill the dog ^_^ )

 

1 fallout
2 earthound
3 fallout 2
4 ff 7
5 earthworm jim 2