Sure! Here's an example of a simple game where you navigate a tower, defeat enemies, and collect loot using JavaScript and HTML:
In this game, you start at the bottom of the Bloodstar Tower and battle your way up by defeating enemies, bosses, and eventually the final super boss. Along the way, you collect loot from your defeated enemies.
Note: This is a text-based game running in a web browser, so pictograms and smartphone-specific operations are not included. You can run this code by saving it as a single HTML file and opening it in a web browser. The game progression and battles will be displayed in the browser's console.