What's your highest playtime in a game?

MW2 759.3 hrs

~230 hours on Skyrim... More to come when I get new computer :D

Hum, GTA:SA with multiplayer and like, 5k+ hours.

Counter Strike (pre 1.6) i guess 3500 hours or more,
World of Warcraft 2800 hours,
Gotham City Impostors 381 Hours,
CoD1 +- 200 hours,
BF1942 +- 150 hours,
RTCW +- 150 hours,
Morrowind +- 150 hours
Oblivion +- 120 hours

and many others that i did forget :p

Guild Wars - 236 hrs

TF2, 271 hours :P

8900+ hours, Guild Wars.
http://raptr.com/badge/bdbb/fs_286d7fe3411f6ebedf3989359266db2c.png

1131 hours of TF2

More than 47 days of my life.

Yeah... that scares me too.

You defused 6 bombs on playing 5000h CS:S? :D @Topic: L4D2 >900h

MW2: 1000+ hrs
Diablo2: probably a year ^^

1600+ garrysmod

My steam account says 1777.2 hours in TF2. WoW would be close for me but my account isn't active so I don't know that exact number but it was a lot. Mario 64 has taken a lot of my time too. I regret nothing!

Dota 2- 400 hours

This should be called how much days passed near pc without realizing it ;DD

298.4 hours of Terraria, followed closely by L4D with 288. And I thought I played alot O_O

205.6 hours on Recettear

1.1k and I'm not proud of it.

Over 9000!!!!!

Lol, no only jk
Terraria - 283

62 hours in Skyrim.

639h - TF2

WoW - don't even want to know

750 on tf2
oh and 1,4 k on WoW

113 Hours --- The Binding of Isaac <3

Counter-Strike: Source -
3,589.1 hrs

1008h of CS:S
not really proud of it, its just like "woha, I "wasted" 1k hours playing css?"