With his eyesight he could see the number of beast outside kept increasing and they belonged to different species.
The more they came the very excited he become since the number of casualties could increase allowing him numerous benefits.
The most important thing was that their numbers varied.
Those he could attack were few in numbers and in the end even if he managed to take them down he had to share them with the others.
They ignored him since he did not take any beast corpses once they died otherwise they could target him and deal with him brutally.
To the beast the dead ones were considered some nutrition or energy source it did not matter who did it in the end only the fact they obtained it.
It also is the reason he could survive to present, since he had utilized their bene
