He should have gotten a pair of gloves - those scars are not only suspicious, but if Endou knows anything about the failed gamble, this could be used to identify him.
For that matter, they all should have gotten haircuts as well.
Seriously, wtf Kaiji.
I can see Mario. Bad taste in suits, just another rich idiot.
Even Chang. Hard working, nice guy, got a lucky break - happens.
But this? And the contrived story too, way over the top. Bank people don't care about your lifestory. The only fitting explanation is that you...
Not suprising, really, if you think about it. The demon god seems to sleep in that stone of the devil king, and he's said to have unlimited power with it - so he's basically using god-strength coupled with a lifetime of training.
Well, he is a 15 year old kid with also a questionable background. Not surprising that he's a selfish prick.
Remember: Kids are human, but not necessarily humane.