Marble Racer has an opponent!
HOW I MADE THIS:
The opponent is the same as aardvark's Ladybug but I made my own script. You can change the speed of the opponent at the bottom of the screen. This works because the opponent moves the "opponent's speed" variable number of steps.
TurboWarp is a Scratch mod that compiles projects to JavaScript to make them run really fast. Try it out by inputting a project ID or URL above or choosing a featured project below.