Portal™ is a new single player game from Valve. Set in the mysterious Aperture Science Laboratories, Portal has been called one of the most innovative new games on the horizon and will offer gamers hours of unique gameplay.

As a swashbuckling archaeologist, unlock the mystery of the ancient ruins that have been hidden for centuries and discover a mysterious artifact, a gold and metal shelled Ball.

Welcome to ChromaTec’s test lab! You’re here to test our state-of-the-art military-grade color-technology: The ChromaGun (patent pending)! Use it to solve our meticulously designed test chambers by painting the walls and droids. Remember how to mix colors from pre-school? Then you qualify!

Red Trigger is an FPS Puzzle game inspired by Portal, Antichamber and more. Use a gun that can expand or retract red blocks. The catch? You can only expand three blocks at a time - so you need to manage your energy wisely.

Experience Suicide Guy now in Virtual Reality for the greatest, most immersive snooze! These surreal dreams have never been so chaotic and frantic. If you're faint of heart, do not play this game.

The world is your canvas in this innovative first-person puzzle platformer. Tag walls and other surfaces with different colors of spray paint to reveal new ways to navigate each level, including bouncing off, sliding across, and sticking to the surfaces you paint.

The "Perpetual Testing Initiative" has been expanded to allow you to design co-op puzzles for you and your friends!

Try the demo! A mix between Portal, Zelda and Metroid. Exploration, puzzles, terrible combat, secret upgrades and new abilities that help you reach new places. Playtime 12-25h.

Traverse mirrors as if they were natural extensions of space to solve puzzles and uncover secrets. Reshape your perspective to perform gravity-shifting acrobatics as you jungle-gym through a sprawling environment. You'll never look in a mirror the same way again.