The default race.

Required: Prosthetic ears

Advantage: Ranged Affinity

Required: Heavy armour and use of axe or hammer (either carried, throwing or as 1h or 2h weapon)

Advantage: Dwarf Armour

Required: Mask

Advantage: Tough Hide

If it requires make-up or prosthetics, there is a minor advantage. If it requires a mask, there is a medium advantage. If it hinders someone's combat ability there is a major advantage.