Use the arrow keys to move left and right.

The aim of the game is to last as long as possible and to get as high a score as possible. Once you've reflected a perplexing 3D doom square three times, you'll destroy it with a little explosion noise.

For a much, much better (and also much harder) version created by the same people who made the cartoon this was inspired by, check out this.

If the replay button fucks up, just click here to start again.