More games like Nightmare

Woefully ill-prepared, play as Captain Fahrenheit as they uncover long-lost secrets new and old, while fighting in an impossible war between Earth and Mars.

Alex and Ryan must take to the streets to help a new crop of fighters. You'll earn money, unlock moves, and upgrade your skills in a sprawling city. This modern take on an old classic features over 500 unique street fighting moves, dozens of weapons, and fun online multiplayer modes.

The Number 1 Jigsaw Puzzle Game.

Create a hero from one of four classes to save Etheria in this 4-player coop Tower Defense Action-RPG. Includes Steam exclusive Portal gun & TF2 familiars!

The adventure continues in Torchlight II! An Action RPG filled with epic battles, bountiful treasure, and a fully randomized world. Bring your friends along for the journey with online and LAN multiplayer.

Use your power, show your might! Play this Multiplayer Online Battle Arena (MOBA) game! AWESOMENAUTS combines 2D platforming with team-based strategy and hero based action. Whether you are a new recruit or an intergalactic legend, play AWESOMENAUTS!

Step into a brutal battle between three warring factions In Dawn of War III you will have no choice but to face your foes when a catastrophic weapon is found on the mysterious world of Acheron.

From the producer of the original Fallout comes Wasteland 2. With over 80 hours of gameplay, deck out your Ranger squad with devastating weaponry, test the limits of your strategy skills, and bring justice to the Wasteland! The choices are yours…but so are the consequences.