Harcore

Harcore is a subgenre of Hardcore Punk.
Known for it's frequent sampling of the sounds from the Five Nights at Freddy's games and fan songs surrounding it, it has found success in the niche of punk fnaf fans.
This subgenre is mostly unknown to the mainstream, but Harcore musicians are known for their old rivalry with Emocore.

Person A: The fuck is that? Why is there Five Nights at Freddy's Freddy Fazbear's har har har har har har har har har in your music?!

Person B: It's Harcore.