Mountain's Stoutness Feat 9DwarfSource Core Rulebook pg. 37 2.0
Your hardiness lets you withstand more punishment than most before going down. Increase your maximum Hit Points by your level. When you have the
dying condition, the DC of your recovery checks is equal to 9 + your dying value (instead of 10 + your dying value).
If you also have the
Toughness feat, the Hit Points gained from it and this feat are cumulative, and the DC of your recovery checks is equal to 6 + your dying value.
Traits
Dwarf: A creature with this trait is a member of the dwarf ancestry. Dwarves are stout folk who often live underground and typically have darkvision. An ability with this trait can be used or selected only by dwarves. An item with this trait is created and used by dwarves.