If you like Portal 1 and 2 and want more, I'd recommend playing Portal Stories: Mel and Portal Reloaded, both are free on Steam if you own P2. The puzzles are pretty tricky though!
If you like Portal 1 and 2 and want more, I'd recommend playing Portal Stories: Mel and Portal Reloaded, both are free on Steam if you own P2. The puzzles are pretty tricky though!