Antichamber - "A game with half of the attention to detail and imagination Antichamber has would be a smash hit - this bare-bones first-person puzzler is one of the most thought-provoking, engaging, and challenging video games ever developed.
Land's End - A VR adventure from the makers of Monument Valley
The Stanley Parable - The Stanley Parable is an Action, First-person Perspective, Puzzle-Platform, Exploration and Single-player video game created and published by Galactic Cafe.
The Witness - The Witness is an Adventure, Puzzles, First-person, Open-world and Single-player video game created and published by Thekla, Inc.
The Talos Principle - Philosophical first-person puzzle game.
Obduction - Obduction is an Action-Adventure, Puzzle, First-person, Open-word, Exploration and Single-player video game created and published by Cyan Worlds.