Sure! Here is an implementation of the game in a single HTML file using JavaScript:
To play the game, you can save the above code to an HTML file (e.g., `game.html`) and open it in a web browser. The game can be played using the arrow keys to move the player, and the spacebar to shoot bullets. The goal is to shoot down all 100 moving black circles before your player size reaches 100. The more circles you devour, the bigger your player becomes, and the larger bullets you shoot.