Thrashcore is a fast tempo subgenre of hardcore punk that emerged in the early 1980s, often confused with crossover thrash and sometimes thrash metal influenced metalcore bands. Thrashcore is essentially sped-up hardcore punk, with bands often using blast beats. Songs can be very brief, and thrashcore is in many ways a less dissonant, less metallic forerunner of grindcore. Like hardcore groups, thrashcore lyrics typically emphasize youthful rebellion or antimilitarism. Read more on Last.fm.