Flash Portal

Great Flash version of Portal the game of the year 2007.

Based on Valve’s Portal, Portal: The Flash Version brings it all up in 2d!
Portal: The Flash Version includes over 40 challenging, portals thinking levels, and everything’s included, in 2d – energy balls, cubes, turrets and even the famous crusher from the trailer. The game also includes a console to mess around with after finishing the game, or just being frustrated by thinking with portals! 

And you can find it from here !