Metal Elemental School

Metal represents firmness, rigidity, persistence, strength, determination, and electricity. It is commonly represented by gold and silver as its purest forms, though lower magic relating to iron and steel is part of the metal school. An arcane knight of the metal elemental school gains the following powers.

Iron Skin (Su)

You gain a +2 armor bonus to your Armor Class for 10 minutes; this bonus increases by +1 for every 5 caster levels (maximum +5 at 17th level). You can use this ability a number of times per day equal to 3 + your Intelligence bonus.

Shrapnel Burst (Su)

At 11th level, as a swift action, you can cause jagged pieces of metal to explode outward from your body. Th