This is "TGC", a 5-minute Minetest video by Elkien3 aka Sparky. This was created at Christmas 2015.

If it doesn't start: scroll down and press triangle at bottom of the video. Audio should start immediately. Allow about 4 seconds for video to show up. To exit: Press browser or phone Back button. below the video.

Direct download links:

MP4 version
WebM version