Torch Bearer (Combat)Source Inner Sea Gods pg. 217 (Amazon)
You can make use of a torch as a deadly, macelike weapon.
Benefit: You treat a torch as a light weapon that deals bludgeoning damage equal to that of a light mace of its size plus 1 point of fire damage, and you do not incur penalties as you would for using it as an improvised weapon.
Normal: A torch used in combat is treated as a one-handed improvised weapon that deals bludgeoning damage equal to that of a gauntlet of its size plus 1 point of fire damage.Source Weapon Master's Handbook pg. 25 (Amazon)
By spending 2 stamina points when you hit an opponent with a torch, you can increase the amount of fire damage dealt by the torch to 1d4.