Glasya-Labolas

Glasya-Labolas (グラシャボラス, Gurashaborasu) is Barbarossa's Djinn. Glasya-Labolas is the Djinn of Slaughter and Arrogance.

History
Glasya-Labolas used to live in Alma Torran and was part of King Solomon's Household. Glasya-Labolas, along with the rest of the Djinn, were created by King Solomon from Rukh.

Dungeon Capturer
Glasya-Labolas' Dungeon Capturer is Barbarossa.

Metal Vessel
Glasya-Labolas' Metal Vessel is Barbarossa's Battle Axe.

Djinn Equip
Barbarossa is able to perform a Half-Djinn Equip complete with his weapon. In this form, he is able to equip half of his body, with his right side being normal and his left side being that of his Djinn. In his Half-Djinn Equip, Barbarossa has wings and has many eyes on his torso and in the sides of his head with designs all over his body. His Battle Axe turns into a large spear with the eight-pointer star in the middle. He also has a Chakra behind his head and on his weapon. "Spirit of Massacre and Arrogance, In the name of my Magoi, and my will to grant me a greater power, I order you and your members. Glasya-Labolas"

- Barbarossa, summoning the powers of Glasya-Labolas

Barbarossa uses the power of his djinn to create metal bullets and send them at the opponent. This           attack was powerful enough to pierce through Drakon's body in many places.
 * Hadith Barad Iltehad (Steel Sweep Scatter)

Trivia

 * This Djinn's name is probably taken from the book . In the first section of this book, entitled Ars Goetia, several demons are described, Glasya-Labolas being the twenty-fifth. The dungeon where Glasya-Labolas resided was the 25th as well.