Sure! Here's an example of a stickman run game implemented in a single HTML file using JavaScript and enclosed in script tags:
🚶
This game features a stickman running, and the player can tap/click to make the stickman jump. The objective is to avoid collision with the moving obstacles. The score increases over time, and the game ends when there is a collision. The stickman and obstacles are represented by pictograms (
🚶 and black squares, respectively).