This world's puny magic is no match for glorious nippon steel folded over 9000 times.
Actually though, I feel a little bad for the suckers in this plot. It was surprisingly honorable to ride to the defense of a new and pathetic vassal that has done nothing for them.
I thought I was barely tolerating MC-kun before, but now I'm curious to see how far we can push it before it's unsalvageable. He's so bad, he makes other people look bad for associating with him.