Space Bar - Shoot Up/Down/W/S - Change colour Left/Right/A/D - Move Left/Right Don't let the colours reach the bottom. Red beats Red Blue beats Blue Yellow beats Yellow Red makes Orange into Yellow Yellow makes Orange into Red Blue makes Green into Yellow Yellow makes Green into Blue Blue makes Purple into Red Red makes Purple into Blue Any other combo creates brown which nothing can defeat. Each time you get brown, it will take longer before it transforms into a secondary colour.
