Wow, im a total gaming nerd....i couldnt possibly pick a favorite....
God Of War 1, 2, 3....the PSP ones were ok
COD MW series
COD Black ops 1, 2
All Marios before the Wii versions
All Ratchet & clanks
All MGS
Old genesis sonic games before they moved away from side scrolling
Psychonauts
GTA4
Uncharted 1, 2, 3
Mario Kart
Burnout: Paradise
Halflife 1 & 2
Team Fortress Classic - Favorite online game ever.......period
Splinter cell series
All Prince of Persias
All Tomb Raiders
GoldenEye
Bioshocks
Infamous'
Kameo
Gears 1, 2, 3
Little Big Planet 1, 2
Assassins Creed 1, 2, Brotherhood....didnt really like Revelations or 3(Absolutely hated the Connor character)
Im sure there are a bunch more, but these are a few off the top of my head.
Shawn