It has an echoing, aquatic feel that certainly lends to the game's chill nature. Other than its easy-to-play mechanics, Flow features a dynamic soundtrack and audio effects that are very soothing. Nothing will ever kill you, but some enemies can knock you up to the previous level. Reaching specific depths causes the player's entity to evolve into something else.
You can move deeper or shallower in the habitat by eating organisms with unique markings. The gameplay is like a complex version of Snake in that the object is to eat other, smaller creatures, which add more segments to the snake.
It is shaped like a multisegmented snake swimming around in an aquatic habitat. Flow (stylized flOw) is a single-player game where you control a strange alien organism.