Portal's

Just think of the role "Still Alive" played in Portal's success and the endurance of its appeal -- there wouldn't have been cake without icing.

Music Sweet Music SVGL 2009

The cards feature Portal's protagonist Chell, its homicidal yet endearing antagonist GLaDOS, and the game's turret robots.

Portal 2 Valentines available from Valve Hayley Tsukayama 2011

Just think of the role "Still Alive" played in Portal's success and the endurance of its appeal -- there wouldn't have been cake without icing.

Archive 2009-09-01 SVGL 2009

And both Falseik and Wolpaw, the people behind Portal's brilliant writing, have been doing the game thing since the mid-ninties.

Come Out And Play SVGL 2009

And our 'one shot's for the day: Portal's Aperture Science vehicles spotted on the roads of Sweden (!), and Skinny Ships' fantastic work-in-progress retro-Zelda illustration.

Boing Boing 2009

I mostly agree with Portal's list, although I might juggle the order a bit.

Tube Bits for 05/21/2008 2008

Again I recall reading something somewhere I can't recall to link to, about how Portal's designers just sat around and laughed about how people like cake.

Archive 2008-01-01 SVGL 2008

The fundamental element of Portal's gameplay, the ability to move from disconnected parts of a level, is essentially similar to abilities that were considered bugs in early first-person shooters.

Into the Portal - Anil Dash 2007

It's criminal that Portal's theme song "Still Alive" (Warning: The whole song is essentially a spoiler.) isn't getting radio airplay.

Into the Portal - Anil Dash 2007

Someone's going to make a killing finding a way to combine Portal's gameplay with Katamari-style mechanics.

Into the Portal - Anil Dash 2007