The name should be related to the character's race, appearance, and occupation. The most important thing is to look at the player's personality. For example, if he prefers a more powerful name or a more funny name, it can even be related to the names of some characters around World of Warcraft. Sometimes a name can reflect a person's thoughts or emotions at that time.
The following names are for reference only:
Mighty type: Wu Dao Kuangtian can absolutely kill the soul of Ares (the name of the God of War in Greek mythology) in an instant, etc.
Cute and funny type: Mengniu spokesperson Invincible Niu Niu, I am MT and so on... there are many
As long as you have good ideas, you will definitely come up with a satisfactory name. I am just providing some ideas, I guess The author also wanted to have a name that was both individual and consistent with his own personality.