Sure, here's a simple game called "Horror Escape" implemented as a single HTML file. It is designed to be played on a smartphone and utilizes pictograms. The game involves a player trying to escape from a haunted house. Note that this is a basic implementation and can be expanded upon for a more complete game.
Horror Escape
To play the game, save the above code as an HTML file (e.g., "horror_escape.html") and open it in a web browser on your smartphone. You'll see the game interface with instructions and options. Click on the provided buttons to progress through the game. Your goal is to escape the haunted house. Good luck!