Bly is the main hero of Mushroom Kingdom Hearts and has bit of history mystery. His age and past are unknown to him or others. He prefers to get things done without any help. The only thing that gives him a sentiment of his past is an odd mark on his left arm.
Bly is cold, ruthless, and really stubborn when it comes to help.
- Bly has a similar personality to Solo from Megaman Starforce 2.
- Bly also has a similar personality to Shadow the Hedgehog.
- The term bly means solo in Japanese.