i don't think you people get it metalcore is a genre that incorporates mixes of extreme metal music and hardcore punk music where as deathcore is a mixture of metalcore and death metal music they play under the genre metalcore as they use these blends such as screamed and clean vocals added in with a sound that is a fusion of hardcore punk and metal i don't know where the genre melodic hardcore came in on this page but it's wrong i don't care if a website says it's that it isn't true