Bian was a dwarf from the kingdom of Tontatta. He first appeared in Green Bit .
Appearance
He looks like a bee, because he wears a striped shirt with two pairs of wings on the back, and a hat with an antenna. While in the form of a bee hybrid, he has two pairs of hands.
personality
He is quite on time. Bian rebuked Leokarena for being late when they were going to Dressrosa.
Ability and Strength
Like a common dwarf, he might have great power behind his small body. As commander of the army division, he had the authority to lead the dwarves under his command. He is also certainly more formidable than ordinary dwarves.
Devil Fruit
Bian eats Mushi no Mi Devil Fruit, Model: Suzumebachi, the Zoan type that gives him the power to turn into a bee insect. This ability allows him to fly and sting his enemies.
Weapon
He has a spear . It is not known how his expertise is in using it, but it can be assumed he has some abilities about it.
History
Dressrosa
After the capture of Usopp and Robin, Bian and the dwarves were tricked into thinking that Usopp was a great hero and descendant of Montblanc Norland. The dwarves then asked Usopp to lead them in the war against the Donquixote Pirates. After preparing the troops, they prepare to begin the rescue mission of 500 of their brothers held by Doflamingo under the Colosseum. Leo leads the line going towards Dressrosa through the underground passageway .
They arrived at the secret base of Riku's royal forces in the flower fields. Bian and others listened to the Thunder Soldier's speech about the Dressrosa past [3]. Then, he and the others prepare to start the battle. Bian and Kabu led the group to infiltrate the Smile factory through a secret tunnel. They then arrived at the trading port .
Most of the dwarves with Usopp and Robin go to the executive tower where Trebol and Sugar are located. Leo reveals their plan to immobilize Sugar by placing a spicy sauce into his wine basket. The dwarves cheered to encourage Leo . But Leo's plan failed. Nico Robin then drafted a new plan. Bian went to lead the army of bees and attacked the guards at the port to distract Trebol .
Source : WIKIA ONE PIECR