The original mod was even bleaker and darker than the final game.Levels become much more desolate and uncomfortable to play since you don't have anyone to cover your back. Unlike Co-op mode, when you at least shoot the monstrosities with your teammates, here you are completely alone (sans the Trader). Most of the specimens just make pained groans, which given their deformities and injuries, are completely justified. The main game itself pingpongs between this trope and Narm, especially with the Hillbilly Horror event.This Paranoia Fuel-inducing line that shows itself when you try to exit the game: ' You can run.While most of the music isn't scary, the main menu theme certainly is.Whereas the other specimens have splash screens of them just glaring menacingly at you from a short distance, the Siren is right up to the screen and has a full blown eyeless Nightmare Face (now serving as the page image). or making an attempt to attack you through the fourth wall.
You are introduced to images of specimen you will encounter in the game either staring at you ominiously. I'm going to sing, they love it when I sing.