Gido

Gido is one of the three fighters that challenges Gon and Killua on the 200th floor of the Heavens Arena. Having reached the 200th floor without being able to use Nen, Gido was "initiated" after being attacked with a malicious aura attack and lost both of his legs.

Appearance
Gido appears always wearing black coat and a respirator. After loosing his legs he uses one peg leg.

Personality
Gido is mean and a trickster, willing to do everything in order to become a Floor Master.

Heavens Arena Arc
Gido first appears when Gon and Killua learn how to use nen and reach the 200th floor. He is the first nen user that Gon fights, in fact during the battle he practically overwhelms Gon defeating him. Later, along with his friends Sadaso and Riehlvelt, tries to use Zushi as a hostage to blackmail Gon and Killua and win unfairly aganist them but their plans are destroyed by Killua, who threats to kill them if they try to cheat again. Then he fairly fights again against Gon (who as improved his nen abilities) in the Heaven Arena, and despite using his best attacks he is defeated by Gon, who destroys his peg leg and promise that he will hit him without mercy if he tries again to take Zushi as hostage.

Nen
Gido is a Manipulator, and his nen abilities focus on manipulating and enhancing with his aura some spinning tops using them as weapons.

Gido throws his spinning tops that surround the enemy and attack him from every side.
 * The Waltz of the Spinning Tops

Gido spin atop his peg leg and turn himself into a giant spinning top that protects him and in the same time attacks those who try to attack him. This is Gido's most powerful attack.
 * The Spinning Top Tornado

While using "The Spinning Top Tornado" Gido throws some of his spinnig tops in rapid succession that directly attack the enemy with great speed.
 * Shotgun Top BluesGido.jpg

Trivia

 * In Nippon Animation's adaptation, Gido has both legs intact.