Sure! Here's an example of a simple game implemented as a single HTML file using JavaScript:
This game creates a canvas element and renders particles on it. The particles move randomly within the canvas, creating a dynamic visual effect. You can play the game by running this HTML file on a smartphone or any web browser that supports HTML5 canvas.
Note: Pictograms or customized images are not included in this implementation, but you can modify the code to use pictograms as particles if desired.