NemesisTheory is the username of an artist who was primarily active on Newgrounds.com, a popular website from the early internet that hosts user-generated content such as games, music, and (flash-)animations. NemesisTheory gained a following on Newgrounds.com in the mid to late 2000s, creating music in a variety of electronic genres, including trance, techno, drum and bass, chiptune and a lot of other experimental stuff. Some of his most popular tracks on the site include "Still Blastin'" and "Rose at Midnight". In addition to his regular work on Newgrounds.com, NemesisTheory also authored the 'Rose' Discography with his high school best friend and partner in crime, Legendary, under the name 'Symphonic Storms'. This was an album consisting of several high intensity '(J)RPG battle themes' that were intended for use in his other passion; game design. These songs made their way into various flash game soundtracks, Like 'Strike Force Heroes', 'Fear Unlimited', and even 'Geometry Dash'. He is known for his signature blend of orchestral elements and metal influences in his music. Overall, NemesisTheory was an influential artist in the Newgrounds.com community and helped to shape the electronic music scene on and outside of the platform during its early years.