The game keeps the portal theme going with plenty of teleportation-based puzzles, many of which challenge players' timing and spatial reasoning. "Portal 2" also throws new mechanics into the original's formula to keep things fresh. For instance, some puzzles require gels that alter physics. How...
The game keeps the portal theme going with plenty of teleportation-based puzzles, many of which challenge players' timing and spatial reasoning. "Portal 2" also throws new mechanics into the original's formula to keep things fresh. For instance, some puzzles require gels that alter physics. How...