That's some cool synth work and overall sound. I like how it keeps switching things up too, with the different patterns and melodies.
A definite strength when it comes to electronic songs.
This was a thrill, love how he so effortlessly switches between the various melodies and still manage to play them without coming off as samey. I've heard the soundtrack where you face the Champion of Elite 4 on guitar before. I just can't remember what to search for anymore.
EDIT: I originally posted an anime soundtrack but it felt so vanilla and decided I would go with an up and coming artist: