Stalwart Soul is a level 45 Dark Knight trait in Final Fantasy XI. It reduces the HP loss from using Soul Eater by 10% each rank, capping at 50% less for a Level 90 Dark Knight.


Stalwart is an adjective synonymous with "strong". Stalwart is an alternate form of "stalworth". From Middle English stalwurthe, from Old English stǣlwierþe ‎("capable of standing in good stead, serviceable").

The soul, in many religious, philosophical, psychological, and mythological traditions, is the incorporeal and, in many conceptions, immortal essence of a person, living thing, or object.