Sure, I can provide you with an example of a simple game implemented using JavaScript within a single HTML file. Please note that this is a basic example and may not meet all your specifications. Here's the code:
In this example, we have a simple bike driving game implemented using JavaScript and HTML5 canvas. The player can control the bike's movement horizontally using the left and right arrow keys. The player is represented by a rectangle on the canvas.
Please note that this is a very basic demonstration to get you started, and you can enhance and modify the game as per your requirements.