As an AI text-based model, I can provide you with guidance on how to create a simple game using JavaScript within an HTML file. Here's an example of a simple game that you can expand upon:
In this simple game, a player is represented as a square on a canvas. The player can be moved using the arrow keys on a keyboard (assuming smartphone operation is simulated). The game continuously updates the player's position and redraws it on the canvas.
You can further enhance this game by adding game elements, scoring mechanisms, additional levels, or any other features you desire. Additionally, you can incorporate pictograms, sounds, or anything else to make it more visually appealing and interactive.