Although White was just a native, the rule that Second Level organisms are much stronger than First Level organisms doesn't change. Since everyone is inexperienced in skills, basic qualities become especially important.
A subtle energy wave emanated from within White's body, and a layer of metallic sheen instantly covered his body.
This is the Cultivation Method that every Guard of the Quan family must learn—the Vajra Skill. Practicing this Cultivation Method initially makes one more resilient. With some achievement, one can gain a body of bronze skin and iron bones. If mastered, not only is the person as tough as a solid iron block, but their strength also becomes astonishingly great. It is a cultivation method that integrates both offense and defense.
But as a price, when the Vajra Skill isn't fully mastered, the user's speed is reduced. If not appearing in groups, Samurai using the Vajra Skill can easily become live targets.