I was the first to Merit it. It looked original and very happy. I'm not sure how low the effort was (but I know I can't make this).
It's just the bitcoin roller coaster guy (which they also plagiarised as part of their logo) with clipart of confetti and a party hat.
The 50 Merit came
this account, which until Friday had sent only 4 Merit transactions, but each 50 at a time.
The related user I was talking about is
this one.