Sure, I can help you create a Minecraft-style platformer game using JavaScript within a single HTML file. Here's an example implementation that you can start with:
This is a basic implementation that sets up a canvas element, assigns it a width and height, and defines a player character represented by a green rectangle. You can further expand on this by adding platforms, obstacles, enemies, and other game mechanics, as well as incorporating pictograms and smartphone-specific controls.
Remember to add your own game logic, handle player movements, collisions, and update the game state accordingly. The game loop ensures that the game continuously updates and renders on the screen.