Use the arrow keys to move. Press Space to Jump. While in the air, press space once more to use your dodge. Your dodge allows you to escape all hazards for a short period of time. You must wait a little bit until using the dodge again (after flashing brighter and darker) Hazards Include: Cars, motorcycles, explosions, and red hazards like the end lines, lightning, and thick lines that scroll across the screen.
To celebrate 10 years of Scratch, I have this endless runner for you. REMEMBER: You have 100 Health - It regenerates over time as long as you don't lose any health. If your health is 0, you lose.