Is Portal 2 a cross platform?

<b>PS3 owners will be able to play Portal 2 with PC and Mac</b> users, according to Valve.

Question

PS3 owners will be able to play Portal 2 with PC and Mac users, according to Valve.

Hagrid P Hazard · Accepted Answer

PS3 owners will be able to play Portal 2 with PC and Mac users, according to Valve.