Sure! Here's an example of a game implemented as a single HTML file using JavaScript. The game is played on a smartphone and involves clicking a pictogram of a melon before it says "CHOCOLATE" to win a battle with a spoon.
Melon vs Spoon Game
In the above code, the game starts by displaying an image of a melon. The player's goal is to click on the melon before it says "CHOCOLATE". If the player clicks the melon in time, the game result shows a spoon image and a victory message. If the player fails to click the melon in time, the game result shows a broken melon image and a losing message.
Note: Replace the `emozi_all/melon.png`, `emozi_all/spoon.png`, and `emozi_all/melon.png` with the respective pictograms you want to use for the melon, spoon, and broken melon images.