PS Vita, is coming out this week, if you are a playstation person, you probably already know this. and that means you know one of the most popualr PS3 games: PORTAL for PS3.
Well, this is what it would look like on your Lumia phone.
It's an advance puzzle game, where you have to find your way to the platform by using your portal gun to create portals.
check it out:
Portal 2D is awesome, try it free or get it for $1.49 HERE