Mistborn powers. Metal based powers. After I ingest certain metals and "burn" them, I gain access to abilities associated with that metal. Pewter-- [He catches the staff.] improves coordination, durability, agility, strength and speed.

Tin improves the senses. All of them, unfortunately. Steel and Iron allow me to manipulate metals. Either Pushing or Pulling on them via an invisible force.

[He gets into a ready position, holding the staff in an offensive position.] When my metals run out, so does my power.