Edit: Darnit, and here I thought it was well balanced.
Well, here's the revised version, at Power Level 20. Figured out how to boost the character effectively.
Magneto
Power Level 20
Abilities [16]
Str 11 +0
Dex 13 +2
Con 12 +1
Int 13 +2
Wis 13 +2
Cha 16 +3
Saves
Damage+7/+27 (forcefield)
Fort +6
Reflex +7
Will +7
Attack Bonus [30]
Melee +11
Ranged +11
Initiative +1
Defense +10+1 [20]
Speed 30 ft/100ft (flight)
Skills: [70]
Bluff+5
Computers+5
Concentration+10
Diplomacy+10
Intimidate+10
Science (Genetics)+10
Sense Motive+10
Feats: [14]
Attack Focus (Metal TK)
Detect: Metals
Headquarters
Indomitable Will
Iron Will
Leadership
Inspire
Powers: [160]
Amazing Save+5 Will Extra: Fortitude, Reflex, Damage [20]
Animation+20 Flaw: Limited - only metals [Mutation, 20]
Deflection +20 Flaw: Limited - only metal-based attacks [Mutation, 10]
Energy Control (Magnetism) +20 Extra: Energy Field, Energy Shapes. Flight, Force Field [Mutation, 60]
Mental Protection+10 Flaw: Device (shielded helmet) [science, 10]
Shape Matter+20 Extra: Continuous, Flaw: Only Metal [Mutation, 40]
Weaknesses: Quirk - Obsession with making a world where Mutants can live in peace... at any cost. [-10]
Villain Points: 10
And my suggestion for the next character creation:
How would you make Daredevil?