Three-time injury transfer, rapid therapeutic effects, plus it can treat others and provide additional benefits. Although the cost-effectiveness is not high, given the ample film remuneration, it is quite suitable. More importantly, the instructions for injury transfer do not specifically list the condition of limb deficiency, which means that even if one's hands or feet are severed, or even the lower body disappears, it can be directly transferred. Considering this, it can prevent situations where severed limbs affect movement when needing to experience multiple worlds.