Fake Rs Acc Seller

First of all no i didnt get scammed but i wanna warn other ppl.
someone is trying to sell a runescape maxed skiller real rs name: 'Suc*ez*ful' he got 1K+ subs on youtube, i asked him to prove it is him by commenting on a vid with his youtube acc, he commented with another yt channel with a vid on (vidded with a phone thats something ppl with 1K+ subs dont do) after i told him i know he is fake he delled me on skype.
watch out while doing deal with him
plz look out for this guy this is his sythe acc: http://www.sythe.org/private.php?do=showpm&pmid=6022457

pics of prove:

 

Hi Jake,

Thanks for taking the time to file this report. I have requested a Trade with Caution rank to be applied on oRMP's account We really appreciate your help in these matters.

Thanks again!