Unlike the other continents, the Eastern Continent offered mortals unique opportunities to increase their power, beyond mere family lineage. Although, just like the gods of other continents, the immortal families here were not only more powerful but also possessed artifacts and elixirs accumulated over centuries. This is why humans had gathered into a vast coalition: the Immortal Clan. This organization brought together sects, families, the merchant guild, the alchemist brotherhood, and hundreds of other groups, united to face the overwhelming forces of the ancestral families. They were represented by the Council, which ensured the balance was maintained.
Thus, destroying an insignificant sect was akin to incurring the wrath of the alchemists, the merchant guild, and many others. Problems that even the most arrogant families preferred to avoid.