These beta designs for Hilbert and Hilda were not actually from the teraleak. winonaparadise made them up, drew them, and anonymously posted them in the 4chan thread where Centro Leaks was taking all his information (and regurgitating it without verifying it). They got popular, and a number of artists drew them - including winonaparadise herself, pretending that she was just another artist, rather than the mastermind behind them. A few days ago, she revealed all this: https://youtu.be/F2gByQP2n6c
