There are 5 known artists under the name Heresy: 1. Hardcore punk band from the United Kingdom 2. A symphonic black metal band from China 3. A hardcore punk band from the United States 4. A thrash metal band from Costa Rica 5. A rapper from the United States 1. Heresy was a fast politically-themed hardcore punk band hailing from a tiny village outside of Stoke-on-Trent, UK. Originally called Plasmid , the band was formed by Reevsy (guitar/vocals) and his 15 year old cousin Steve, on drums .