>>97010089>>97010110>>97010129>>97010162To my knowledge, it's literally never explained or mentioned again.
He just casually declares that his people have had the ability to make firearms non-functional.
Across an area from a dozen yards away.
Without moving or needing a visible tool.
And that they've been able to do this far enough back that matchlock muskets would have been new technology.
And he just so happens to have whatever device this is on his person at the time.
And it never, ever comes up again, despite this being an incredibly useful power.
I can't even remember who the writer was for this arc and I'm still mad at them.