Whether people who like to listen to the dead core are mentally normal is a subjective question, because everyone has different opinions and standards. Death core is a kind of music, which usually contains elements such as violence, blood and cruelty, but not all people who like to listen to death core will be interested in these elements.

Some people like to listen to dead core because they like this kind of music, not necessarily because they like violent and bloody elements. If they like listening to death core just because they like music, then their spirit may be normal.

However, if a person has a strong interest in violence, blood, cruelty and other elements, it may indicate that there are some problems in his psychological state. In this case, listening to the dead core may be just a manifestation, not a cause.

In short, whether people who like to listen to the dead core are mentally normal needs to be judged according to their personal circumstances and opinions. If a person likes listening to the dead core just because he likes music, then their spirit may be normal; If a person has a strong interest in violence, blood, cruelty and other elements, it may indicate that there are some problems in his psychological state. If a person has a strong interest in violence, blood, cruelty and other elements, it may indicate that there are some problems in his psychological state.

In addition, it should be pointed out that music preference is only a personal hobby and should not be used to evaluate a person's mental health. Everyone's preferences and hobbies are different and have their own values. It is important that if a person feels uncomfortable with his hobby or affects his daily life, he should consider seeking professional help or consulting professionals to solve the problem.