Echochrome is a puzzle game developed by Sony Interactive Entertainment and is available on PlayStation 4. The game features a simple black and white art style that is rendered in 1080p HD. The gameplay is based on optical illusions, and players must utilize five simple laws of perspective to join walkways, hide dangers, and create new paths to reach the "echos," or shadow guides.

The game has 56 challenging levels that are exclusive to the PlayStation 4 version. Once you have mastered the five laws, you can create your own mind-bending levels to play and share with friends using the custom level editor. You can even submit your best levels from within the game right to the game's developers, who then pick the best levels to distribute to all echochrome PlayStation 4 users worldwide. The game also supports displays ranging from standard definition to 1080p displays.

Echochrome is a unique and challenging puzzle game that will keep you entertained for hours. With its elegant art design and optical illusion-based gameplay, it is unlike any other puzzle game out there. The custom level editor allows for endless possibilities, and the ability to share your levels with friends adds a social aspect to the game. If you are a fan of puzzle games, echochrome is definitely worth checking out.