Prior to the disclosure, Patryn, then working under the pseudonym "Sifu," and Wonderland founder Daniele Sestagalli became famous for aggressively exploiting one of DeFi's hottest new tools: protocol controlled value, or PCV. . According to Wonderland documentation, PCV is a term for "the amount of funds owned and controlled by the treasury," and Wonderland's treasury currently manages over €700 million, up from a peak of over €1 billion. .