The stronger one became, the more they feared death.
Just as those with more money feared bankruptcy all the more.
In the minds of the powerful in the Beastmaster world, longevity could only be increased through breakthroughs in a Beast Master's strength and the use of heavenly materials and treasures.
Using heavenly materials and treasures to extend one's life could at most add an extra two or three years before the body began to reject these secret treasures that could prolong life.
Only by continuously breaking through in one's Beast Master's strength was there a good way to significantly increase longevity.
However, a strong Beast Master's enhancement in strength was closely related to the resources of a high-star Creator.
To put it plainly, it had its limits.
That was why so many strong individuals were willing to take the path of allowing pollutants to be transplanted into their bodies.