thousand-forged piece a blacksmith creates must undergo a blood sacrifice. This is the rule. Aside from that, the blood sacrifice method is rarely used. Generally, it's only used for works that the b...han his. 。Otherwise, I wouldn't have been working so hard during this time. 。"Oh, and by the way, I'm a colonel now." 。 。Even my grandfather, who's old-fashioned, hasn't said anything. 。How are you d...