SFS Standard Hulking Corpsefolk Feat 5

Source Guilt of the Grave World pg. 114
You're a mountain of flesh, having managed to increase your girth in irreversible ways. Perhaps you absorbed enough physical material to do so, or maybe you've completed mysterious, inexplicable necromantic rituals. Increase your size category to Large, and increase your reach by 5 feet.

Traits

Corpsefolk:A creature with this trait has the corpsefolk versatile heritage. An ability with this trait can be used or selected only by corpsefolk.