How to tell original xx plasma?

[dingo ate my baby]

Mine is in 6k range with matching box, has picture of the XXX ON BOX WITCH FOR SOME IS PRETTY RARE FOR THEM. All caps I know lol. I am lazy and not retyping . Money they been going for late I would sell mine for top dollar

 

[mtb-nj]

here is my only pair of plasma xx. matching serial.

 

[pjd1234]

Mines is in the 200s as low as you can get and @dingo ate my baby they aint worth 800 count on that.