Gaara is the current, and the Fifth Kazekage of Sunagakure. He is the son of the previous Kazekage, Rasa. Gaara was also the former Jinchuuriki of Shukaku. Thanks to Shukaku, Gaara has the ability to manipulate sand at will and can use sand to attack, and defend against enemies at the same time. Now Gaara does have a Kekkei Genkai. He has the Magnet Release Kekkei Genkai, but it hasn’t appeared in the anime, or the manga yet. It is exclusive to the novels so far.
3. Killer B
Killer B is the Jinchuuriki of the Eight Tails. He is a Perfect Jinchuuriki, as he has befriended the beast in him, making him a very powerful character. Bee doesn’t have a Kekkei Genkai ability. However, since he is a perfect Jinchuuriki, his powers surpass that of most characters in the Naruto series. Even now, he is a character who cannot be defeated by most Ninja alive.