Instructions in game. "Black Vortex" Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 3.0 http://creativecommons.org/licenses/by/3.0/
Original project is "Introducing Finn" by magenta424. Used under the Creative Commons Share Alike 3.0 Unported license. I turned it into a space shooter project. I made the spaceship pixel arts myself. "Black Vortex" Kevin MacLeod (incompetech.com) Licensed under Creative Commons: By Attribution 3.0 http://creativecommons.org/licenses/by/3.0/