Musical reference man gives you the TM for Hyper Beam if you do the Mega-Z Ring sidequest chain, it's a tough fight but the worst thing in the world, I really hate how despite this game making references to plenty of amazing songs and such, it's OST sucks ass for the most part besides some of White Ward themes, the elite 4 and champion and arguably the remix of slumbering weald.
>>56068871There's also seemingly a rematch in her shop, I'm, gonna have to try and see if there's anything with that.