TubeSnake от n0vella

TubeSnake

Did you ever play snake over a YouTube video? Yes. This feature existed, this extension aims to give it back.
How it works

Press "S" to start the game.
use "A", "S", "D", "W" to move snake
use "Q" to switch color, because some colors aren't visible on some backgrounds
use "E" if you want to see your score on the top left corner