However, the number of Black Flame Hell Dragons is very small, and they like to live in groups. They live in the lava zone of the deep demon world and feed on a kind of nutrient-rich lava stone. No other creatures can survive there. After the death of the Hell Dragon, most of the functions of the crystals automatically disappear. Therefore, for a long time, only some inferior crystals can be obtained. The power of the weapons made is far less than those fantasy weapons.
It was not until more than two thousand years ago that a mature Black Flame Hell Dragon appeared alone in other areas of the demon world for some unknown reason. At that time, the leader with the greatest power in the demon world lost more than half of his masters before killing the Hell Dragon and obtaining the energy cry
