In that case, it might not be worth the effort.
Therefore, the Gatekeeper wasn't planning to bring this mantis-like creature from outside the walls, which constantly spews acidic, corrosive liquid, back to the base.
After all, the Gatekeeper merely wanted everyone to treat this mantis-like creature as a living target, and not to endanger anyone's life. So, at this moment, the Gatekeeper was somewhat reluctant to leave this wall-dwelling creature alive.
In fact, the Gatekeeper realized that Fish Fin and the others capturing an insect-like creature from outside the walls was less preferable than capturing an animal-like creature from outside the walls. After all, whether they encountered wolves or leopard-like creatures from outside the walls, they didn't have other abilities, only a special ability coupled with a vast amount of Demonic Qi and Evil Qi, and other negative auras.
None of what could be called corrosive liquid.
