The game definitely looks appealing. I am seeing reviews on some wonky English lines, but as someones who reads MTL sometimes, that should be no problem lol.
I actually had to search for Wuxia over on NU to remember what I've read. A link to that search.
Ming Feizhen, from Martial King's Retired Life, is pretty much a rouge, like Zu An from KI here on WW. Regarding items or skills, MF in MKRL can be considered a hidden-boss level character, described as OP. So, no need for skills I'd think. For items, I think both a sword and hidden needle or other hidden weapon would suit him best. A sword because they suit his outward appearance most, that of a upright official, and a needle because
Edit: removed ugly period after spoiler box.