Pathfinder 1e
Trait
Race_Package
Tremorsense (Trox)
Some trox develop an affinity with earth that reveals hidden tremors, granting tremorsense out to 30 feet. This racial trait replaces frenzy and burrow.
Some trox have developed a closeness to the earth that helps them thwart the invisibility of their duergar enemies. They gain tremorsense to a range of 30 feet. This racial trait replaces frenzy and burrow.