We already have several Hashira who could appear in the next season of the Demon Slayer ( Kimetsu no Yaiba anime , and one of them is Obanai Iguro, the Serpent Pillar . Showing himself to be unpleasant and aggressive, the character gained prominence at the end of the anime's second season.

Obanai Iguro harbors a deep self-loathing due to his past and the history of his clan, stating that he would have to reincarnate into a new being to be able to express his true feelings to Mitsuri.
Iguro (伊黒小芭内) is a Demon Slayer in the manga , being the Serpent Pillar. Obanai possesses an extremely strong and aggressive personality, typical of a Pillar. Despite his personality, there are two people he cares about: Kagaya Ubuyashiki and Mitsuri Kanroji, for whom he harbors romantic feelings.

Obanai Iguro Techniques
His technique always involves modifying his sword to resemble a snake; his attacks are not direct and are constantly winding, capable of striking anywhere. Due to his blindness in his right eye, Obanai developed his fighting style alongside his pet snake, Kaburamaru , which is able to analyze his opponent's movements.
Snake Breath
Created by Obanai himself, the Snake Breathing is an offshoot of Water Breathing. Furthermore, the forms and techniques used in this breathing style are based on the user's sword bending, with the movements resembling a snake biting its target.
Red Nichirin Blade
Initially, he can turn his weapon a crimson red , and the user gains the powerful ability to negate the enhanced regeneration of Demons.
Transparent World:
In this state, the user gains the ability to predict their opponent's attack while not displaying their fighting spirit or bloodlust, gaining immunity from anyone who could sense it.
Finally, the first season of Kimetsu no Yaiba ( Demon Slayer ) premiered in April 2019 with 26 episodes . Furthermore, the second season premiered on December 5th.
