#2011yearinvideogames What Valve did this year seemed impossible: they improved on the perfection that was the first Portal. That feat was accomplished, surprisingly, by making everything about players' return to Aperture Science less perfect. We got a scuffed-up, messier experience that resonated more deeply than any other game this year. Can Portal 2 open a rift to the top of this year's GOTY contenders? Let's see. More »