Good Stuff

The battle track for your rival in Omega Ruby and Alpha Sapphire.

Pokemon Omega Ruby and Alpha Sapphire OST - Rival Battle

I couldn't find an average length version of this :P

NOT MINE
Original Video: https://www.youtube.com/watch?v=0X2nDhlPTFU&list=LLwp2XWi8z0ODvSWTBAO37iA&index=18&t=0s