Sure! Here's an example of a name judgment game implemented as a single HTML file, using JavaScript:
To play the game, simply open the HTML file in a web browser, and a prompt will appear asking you to enter a name. After entering the name, an alert message will appear with the judgment based on the first letter of the name. For names starting with "A", it will say "Mega dope!", for names starting with "J", it will say "Noice!", for names starting with "C", it will say "That's a bithes name.", and for other names, it will give a random response generated by the `getRandomResponse()` function.
Note: Due to the limitations of text-based games in the context of this response, the game is designed to only run once and does not provide an option to play again.