male
First appeared in Green Lantern Vol. 2 #21 in 1963 and was created by John Broome and Gil Kane. Neal Emerson was a doctor obsessed with magnets who gained the ability to manipulate them and became the Green Lantern villain Doctor Polaris.
Dr. Polaris
Metal Manipulation
for Metal Manipulation in Characters Sorted by Powers
Suggested by mikeypascual
i could not find one of these so it's mine now