MTL - Others Tame Beasts, I Tame Demons - Chapter 18 The secret treasure is in hand!

... >The beastmaster is better. After all, he is the dominant player in the contract. After the death of the beast, although the contract will also be backlashed, that is, the soul suffers some trauma, and the beast-control space to which the beast belongs collapses and is permanently lost. This contract bit.

In contrast, the beasts suffered much more serious backlash. Once the beastmaster dies, most of the beasts will die along with them, unless their psionic level is much higher than that o ...