Bleu  

Leuleu, ブルー

Bleu belongs to the Gallia Knight Army and is Damien's brother. He possesses exceptional agility and can execute complex gymnastics maneuvers. Like Jack, Bleu excels in combat and wields a sword with skill. In fact, he has been known to defeat two royal guards simultaneously with one swift stroke. Additionally, Bleu is also a mage who employs his sword as a wand.