Mr. Helper. The guy who insists on PMing you
after the sale is done to tell you how badly you undersold your BIN. Actual exchange I had with a Mr. Helper a few days ago:
Mr. Helper: You listed wayyyyy too cheap!
Me: Well then I guess you really missed out.
Mr. Helper: I sure did. Got any others?
Me: No.
Mr. Helper: LOL. For future that was probably a $3-$5000 card.
Me: Would you pay $5000 for it?
Mr. Helper: Nope I already have 2.
Then it isn't worth that, now is it?. Makes you want to remind him of one of manhood's most important rules: