Sure! Here's a simple implementation of a game inspired by Terraria using JavaScript, HTML, and pictograms. Please note that this example is a simplified version and doesn't replicate the full features of the actual game. Copy the code below and save it as a single HTML file to run it as a game:
In this game, you can control a blue player square using arrow keys on your smartphone. The player can move up, down, left, or right within the game canvas. Note that this is just a simplified implementation, and you can further extend it to add elements like enemies, items, and terrain generation to make it more like Terraria.