Sure! Here is a simple text-based game implementation of Undertale, where the player can make choices using pictograms:
This is a basic implementation where the player is given choices using pictograms. The game starts in a dark forest, and the player can choose to explore it or leave. Based on their choices, different outcomes occur.
Note: This implementation is only a very simplified version and does not cover the full game mechanics of Undertale. It's meant to demonstrate how you can create a text-based game using HTML and JavaScript.