Antichamber vs N.O.V.A. 2
Antichamber
Antichamber is the sort of game you'll want to play if you have a strong appreciation for MC Escher's mind-bending worlds and you have always imagine what it'd feel like to be in one of these worlds. Being an almost impossible puzzle game where hallways wrap around each other and spaces rearrange themselves, the game aims to push you out of your comfort zone and make you question how the game work (Hint: there is no permanent set of rules in this game and eveything you know can be changed). With your trusty gun in hand, you will need to create, destroy and manipulate the very matter itself to solve the puzzles you get and move on to the next stage.Antichamber is a puzzle game that's unlike any other. If you enjoy getting your mind blown wide open, this is the type of game you'll want to play... guaranteed!
N.O.V.A. 2
N.O.V.A. 2 is the exciting sequel to a pretty popular FPS game series. Set in a time 6 years after humanity has successfully repelled the Judger invaders, another more devious, telepathic alien race, the Volterites, arrived under a banner of peace but had brainwashed a majority of the human race into thinking they are some kind of deity who had come to create a Utopian world that humans deserved.Join Kal Wardin once again as he tries to fight to free humans from the corrupting mind control the aliens have imposed on mankind, reunite humanity to rise up against the Volterites and potentially find out what these aliens have in plan for the humans they control.
N.O.V.A. 2 basically retained everything that had made the original game so popular among fans of the FPS genre. Although it's not exactly an innovative sequel, it is still a pretty nice addition to the franchise and well, you get to enjoy a brand-new storyline.
That said, N.O.V.A. 2 is no longer available. If you're interested, you can get N.O.V.A. 3 instead or browse through the list of alternative games below.