Sure! Here's an example of a simple game called "Impacto Galaxy" implemented as a single HTML file using JavaScript and enclosed in script tags. The game is designed for smartphone operation and utilizes pictograms for visuals:
Please note that this is a basic example to illustrate the implementation of a game. You can modify and enhance the code as per your requirements, add visuals using pictograms, and implement game mechanics for "Impacto Galaxy" as you desire.