Price Check Merry Mayhem plate

[Fronske]

Any input on how to value this extremely rare plate is appreciated

entropiawiki: Armor Plating: Armor Plating Mk. 10B, TEN Edition

 

[Xanato Xan Kaso]

Is it a single plate or complete set? I think that changes the value as getting a whole set of the rare item would increase its value

 

[Fronske]

It's a single plate. I believe they released 7 parts at the time