Press space to begin (you can do this even if you've already died). You are the triangle. Avoid walls. A / left arrow ==> Spin counterclockwise D / right arrow ==> Spin clockwise The walls move at different speeds, so watch out.
Credit to: @aarextiaokhiao @lolwel21 Song - "Bangarang" by Skrillex When I made the original, with 360 sides, it was pretty hard to hit 1 wall, so I made a copy with 90 sides instead of 360.