race features:
Fire Resistance. You have resistance against Fire damage.
War Machine. You have proficiency with two martial weapons of your choice.
Iron Filings. Created for war, the Iron Golem may shed some of the Iron from itself to send forth an attack of Iron filings. During combat, as an action, you may shed Iron from yourself, taking 1D4 damage. You send forth these filings in a 60 feet line. Anybody in the line must make a DC 16 DEX saving throw, or else take 3D6 piercing damage.