Game with best storyline?

Metal Gear Solid FTW. All of them!

Supbrothers: Sword And Sworcery

Mafia: The City of Lost Heaven!!, System shock 2

Thomas Was Alone, nothing I have ever played has come close to the greatness of the characters in that game

Mafia: The City of Lost Heaven

First Dragon Age

Both SW:KOTOR games

1. Gothic II dNdR
2. Dragon Age Origins + II
3. Portal I + Portal II

Betrayal at Krondor.

Granted, it was based on a book, but still. A great great story.

SANIC '06

Spec ops the line, bastion and Saints Row 3

Legend of Dragoon

Mass Effect trilogy, both Witchers. Don't know about new Bioshock but I heard it's pretty sweet.

Braid

Since it leaves the interpretation to the player.

Ok let's see... Chrono Cross, Kotor, Final Fantasy 4/6/7 and 8, Final Fantasy Crisis Core, Vagrant Story, Xenogears, Torment, Metal Gear Solid, Shadow of the Colossus, Half Life... but if I had to name only one it would be: Dark Souls with all its mysteries that lets you fill in the blanks.

Assasin's Creed 2

Legacy of Kain and Metro 2033

Call of Duty 4,5,6,7,8,9,20,26,55. I plays em for da stories.

Neverwinter Nights hordes of the underdark. maybe not the best, but one of my most enjoyed.

The Witcher 1 and 2, Alan Wake

To The Moon and Assassin's Creed 2

Star wars: Knights Of The Old Republic 1 and 2, LoL i'm even playing it right now lol

Portal 2, Bioshock, Half Life 1,2 , Diablo 2

AC II !

best are final fantasy 7 8 9 10 !

animal's crossing