Use your mouse pointer to aim and shoot. Use WASD to move. Press your spacebar to use your super attack (which you can only use if pluto is flashing so don't scream at me saying it doesn't work).
NOTES - - - - This is a bossfight in a much bigger project that I am working on, named Peril of the Planets. This will be polished when put into said project. CREDITS - - - - The music in the background is the instrumental of a song called Cryofight, by Digital Hourglass. Code was by me, Chillydev Art was by me, Chillydev