An epic fight against Alphys. With commentary / reactions.
Play the game yourself!
https://www.youtube.com/watch?v=6ZB9VzUhols
(Downloads in the description)
Alphys NEO is a fanmade Undertale boss fight created by Blazephlozard. It makes you encounter Alphys and see how strong she really is.
All footage and music used belong to their respective owners.
Allowance is made for "fair use" for purposes such as criticism, comment, news reporting, teaching, scholarship, and research.