Mamakuna
One suggestion is that when the mc perfectly controls his power, he awakens his devil fruit which would give him the ability of electromagnetism that allows him to use different abilities such as magnetism as well as magneto from x men and also the ability to control gravity apart from the Electromagnetism is one of the four great forces of the universe, which are time, space, gravity and electromagnetism, which would put it on a par with Gojo, who controls space.