Console, PC, handheld?
I started to think back, I have to say I believe I had the most time on Playstation 2.
I was alot younger, and the games seemed so damn good at the time too.
So I started making a list of games I remember in grave detail, made me smile just thinkin back.
(Tip, use wikipedia if you need help remembering.)

Playstation 2

25 to life

Blade 2

Chaos Legion

Dead to rights 1 & 2

Def jam fight for NY & Vendetta

Destroy all humans

Devil may cry

Dragon ball z budokai 1, 2 & 3

Enter the matrix

Fatal frame

Gran turismo 4

Grand theft auto 3 & san andreas

Guilty Gear X, X2, Accent core & XX Slash

Guitar hero 1 & 2

Gungrave & gungrave overdose

Hitman bloodmoney

Indigo prophecy

Jak and daxter

Jet li rise to honor

Kingdom hearts 1 & 2

Marc eckos getting up

Max payne 1 & 2

Metal gear solid 2 sons of liberty

Mortal kombat armageddon, deadly alliance and deception

NBA ballerz

NBA street 1, 2 & 3

Onimusha 1, 2 & 3

Prince of persia the sands of time, the two thrones and warrior within

Rune viking warlord

Shaun palmers pro snowboarder

Sly cooper

Soul calibur 2 & 3

Spawn armageddon

Spiderman 1 & 2

SSX

Starwars battlefront 1 & 2

State of emergency

Street hoops

Syphon filter dark mirror

Tekken tag

Tenchu fatal shadows & wrath of heaven

True crime

Twisted metal black

Wwe smackdown versus raw

Had so much to do back in those days.. Ahhh.. Anyone remember anything?
I would also like to compile a sega genesis, n64, Ps1 and original xbox list.
Thats pretty much my gaming history other than a short gameboy color phase and a slightly longer gameboy advance one.