Games spent 100+ hours in

[DynAsho]

Morrowind.
MorrowindMorrowindMorrowind.
Do eet.

[Ad Bot]

[Fireboy]

fallout new vegas
tf2
gmod
blockland
minecraft
terraria
realm of the mad god

[Katadeus]

Cube World

oh my god
how

[Blockhead8306]

Battlefield 3.

Yes, I know it isn't on Steam, but still.

[Anybody]

I really wish they had a larger atomic rocket motor part.

indeed

[Im_AFK]

oh my god
how

it hasnt been out for too long mate, just cant create an account to buy it yet arrrghahrharg

[Proog]

I don't even know.
But you should try it since it's free.

[End]

Blockland
Fallout 3
Fallout: New Vegas
Half-Life 2
Left 4 Dead
Left 4 Dead 2
Mass Effect
Mass Effect 2
Pokémon: Platinum Version
Pokémon Mystery Dungeon: Blue Rescue Team
Skyrim

[Mounds Bar]

Blockland.

[blockguy123]

gmod
tf2
i have about 700 hours (one month) in them
woo

[Dreams_Of_Cheese]

Arma 2 :OA
Black Mesa (Mod, hours not counted, but approx.)
Borderlands 2
Garry's Mod
Saints Row 3
Team Fortress 2
Far Cry 3 (hours not counted by Uplay)

[Daswiruch]

TF2
Terraria
Spiral Knights
Binding of Isaac i think
gmod

Non-Steam:
Blockland
Pokémon: Platinum Version
Pokémon Mystery Dungeon: Blue Rescue Team/Red/Explorers of Sky
Skyrim

i spent a LOT of time on my PMD games.

[Redconer]

TF2




Kill me

[Shadowed999]

Halo 3
Armored Core Nexus
Blockland

[CharlesSpeaking]

star wars jedi knight: jedi academy

i don't have many steam games, but this is the one i've played the most