▶ Ancient hero's soul is really a crucial mixture materials for unsealing the sealed mastery set bought from 'priest James.' ▶ To be able to develop the ancient hero's soul, you will need the set item containing MU continent's soul as a combination material for the final mix by NPC https://johnathanhmqtx.wizzardsblog.com/35018614/the-best-side-of-ancient-hero-soul