How long does it take to beat this game?

[JustThatGamer]

First playthroughs, all on normal difficulty.

God of War III -12.30 hours

God of War II - 10.30 hours

God of War - 10 hours

God of War: Chains of Olympus - 6.30 hours

Mass Effect - 28 hours

Mass Effect 2 - 35 hours

Bioshock - 14 hours

Bioshock 2 - 13.30 hours

Uncharted - 7.30 hours

Uncharted 2 - 10 hours

Fable 2 - 16 hours

Fable 3 - 18 hours

Enslaved: Odyssey to the West - 7.30 hours

Heavenly Sword - 5 hours

Gears of war - 10 hours

Gears of war 2 - 11 hours

Halo 3 - 8.30 hours

Halo: Reach - 9.30 hours

Resistance: Fall of Man - 9

Resistance 2 - 10

Alan Wake - 9 hours

Killzone 2 - 7 hours

Splinter Cell: Conviction - 8 hours

Metal Gear Solid 4 - 20 hours

The Elder Scrolls IV: Oblivion - 130 hours