You can't buy elite items now because in this account you're missing the 2k achievement and also you haven't earn 27000 conquest points in this season.
Closed
Don't trust anyone, you're the only responsible for your account safety. Since it's not our fault that you lost your items we can't really help you with this issue.
Closed
Since player isn't insulting neither spamming your chat with the same phrase which is against rules I can't do nothing about it. I recommend you to use /ignore feature.
Declined
I need a video proof for this violation or at least show us in screenshots that the player is casting a spell so we can be sure that it's not a visual bug. Also, in screenshots I can't see player casting "mc" as you state in your format.
Declined