The main characters of this novel are the Slime King and the Black Dragon?

Since I haven't read it, I can't say for sure. But it's likely that the dragon - turned - slime is one of the main characters. There might also be a wizard or a mage who either caused the transformation or tries to reverse it.

Mysterious Heavenly Battle Records.

As I don't know the particular 'the dragon king novel', I can't say for sure. But likely the dragon king himself is a main character. There might also be characters like his advisors, who could be other dragons or magical beings. Maybe there are some humans who interact with the dragon king, either as friends or foes.

In many novels of this kind, there could be a young and curious character who becomes the main focus. Maybe this character has a special connection to the Temple of the Dragon King, like being chosen by some prophecy. And there could be other important characters such as the keepers of the temple, who have been protecting it for generations, and some antagonists who want to disrupt the harmony of the temple.

Na'er is another key character. Her relationship with Tang Wulin is complex and she has unique powers related to dragons. These characters together create a vivid and exciting story world in 'the legend of the dragon king novel'.

Well, apart from the dragon king, there might be other important characters. There could be his loyal servants or advisers, perhaps some brave warriors who either oppose or side with him. Maybe there are also other powerful beings like wizards or elves who play significant roles in the story, interacting with the dragon king in various ways, whether it's in battles, negotiations or other important events.

In the 'Dragon King Bride Novel', the two most obvious main characters are the dragon king and his bride. The dragon king could be depicted as a complex character. He might be both feared and respected in his own realm. His personality could range from being noble and just to having a bit of a temper due to his powerful nature. The bride, on the other hand, could be a character full of curiosity and courage. She may have been an ordinary girl thrust into this extraordinary situation. There could also be other important characters. For instance, there might be a mentor figure for the bride, someone who teaches her about the ways of the dragon king's world. And then there could be rivals to the dragon king, who see the arrival of the bride as a threat to their own power or influence in the world.

There are also characters like Gu Yue. She has her own unique abilities and plays significant roles in different plotlines. And there are other characters who together form an interesting world within the novel.

The main character is Tang Wulin. He has a strong will and great potential in the story.

In some 'dragon king novels', there are also other mythical creatures as main characters. For instance, a phoenix might be involved, representing the opposite force or a complementary force to the dragon king. The interactions between these different main characters create a complex web of relationships and storylines. The dragon king might have to deal with the jealousy of other powerful creatures, or form alliances with them to face a greater common threat.