1: Hyuga Clan and Byakugan: The Hyuga Clan possesses the Byakugan. Only elite members of the clan can activate this special bloodline ability. The clan primarily uses taijutsu along with the Byakugan to strike opponents with precision. They also have a ninjutsu called Kaiten, which provides excellent defense.

2: Gaara and his Sand Armor: Gaara is a powerful character in Naruto, particularly in the early stages.

His ability to manipulate sand allows for both offense and defense. His multi-layered Sand Armor is extremely tough, making it difficult to hit his true self.

3: Raikage and Lightning Release Armor: The Raikage, especially the Third and Fourth, possess incredible physical strength. They also have a jutsu called Lightning Release Armor, which enhances their speed, defense, and attack power. The Third Raikage's Lightning Release Armor can withstand attacks from tailed beasts.

4: Susanoo and its invincibility: Susanoo is the ultimate defense and offense jutsu. It provides 360-degree protection and has unparalleled destructive power. It is almost impenetrable, making it the Uchiha Clan's strongest jutsu.