Nah. When you're so invulnerable that you don't even feel pain from having one of them trying to bite your arm off... That gives you a LOT of leeway for mistakes. That, and you tend to learn real fast when your adrenaline is pumping like that.
To be fair though, he was hardly showing off some high level martial arts. He volleyed the ape... I imagine that wouldn't be that hard to do without any sort of training haha
Yeah, this series was scanlated by another group up to chapter 7 but the TL was.... not the best. So we started from scratch and it now has a dedicated team who will catch up and overtake that point real soon.