A streamer reminded me of a game I coded in Quickbasic when I was 13 years old. 30 years later, I rolled up my sleeves and tried to see if I could do better. My journey took me through pallete scrolling, assembly language coding in DOS Box, and finally into Godot for a modern remake.

The full source code for everything in this video is here:
https://github.com/eviltrout/nightmares

The background music is by Skies Speak. Be sure to check them out:
http://www.skiesspeak.com/

00:00 Introduction
00:51 Shareware Games
02:54 About Nocturnal Nightmares
04:03 Reverse engineering my own game
06:35 Palette Cycling
10:00 Drawing with assembly language
11:15 Remastering my own game?
14:37 Conclusion