The beasts of the Orrock species charged abnormally back at him too, their tails twisting in the air and the red glow in their chests immense, and their limbs bending almost at impossible angles. The beasts actually had no intelligence; they were more abnormal than being normal creatures. That was why they were ranked as the least in their species; they couldn't even detect their beast boss inside him, which made it even more obvious.
With a jump onto its shoulder, he stabbed the neck of the leading beast. The black flame touched the misfortune and spread across its whole body, making it cease to exist as it dared to rise against its master, the beast growling as it vanished into nothingness.
The school's system panel
[You have slaughtered a beast: Orrock]
Following the others, he cut one's leg with a forced slip.
…
[You have slaughtered a beast: Orrock]
