Selene,

The oldest living mutant with powerful mental abilities that includes psychic vampirism, magic, and dark force manipulation

Madelyne Pryor,

Clone of Jean Grey with similar mental abilities and she can also use dark magic

Mikhail Rasputin,

Mikhail can re-arrange matter at the sub atomic level, able to open portals to different dimensions and he manipulate the powers of other individuals

Rachel Summers,

It’s been said she has virtually unlimited potential with her telekinesis and telepathy, has shown to have some time traveling abilities and a skill to transport a person’s consciousness through time to another version of said person

Synch,

Can synchronize and use the powers of mutants and superhumans but not only can he use them he can retain the powers he’s used before as well.

Shen Xorn,

Has the same powers as his brother Kuan Yin except Shen has a mini black hole for his head than he can ignite into a sun

Kuan Yin Xorn,

Has a mini sun as a head that he can collapse into a black hole and has control over the fundamental forces

Nate Grey,

A telepathic and telekinesis powerhouse that rivals the actual Phoenix, can use energy from the astral plane itself as well as manipulating time, reality and matter

Polaris,

Known as the Mistress of Magnetism, has the ability to manipulate magnetism as well as the the electromagnetic field

Then the Arrako mutants who are classified as Omega Level

The list of mutants who got the designation