His metamutant powers manifested in his teens, making his brother Will Magnus hate and fear him.
Assuming the identity of Magneto, Erik formed a team of fellow super-powered metamutants know as The Brotherhood of Mutants.
The rivalry between the Magnus brothers reached a fatal crossroads when Will's Sentinel robots murdered the members of the Brotherhood, except Magneto.
In their memory, Erik used hid awesome magnetic might to create the Uncanny Magnetic Men (a band of robots designed to fight for the metamutant cause and against the Sentinels).
All the powers of Magneto
All the abilities of both Magneto and Will Magnus
He flies levitating his costume, which is made of magnetic materials.