What is the worst criminal case in history?

I think the worst criminal cases of these companies Krypton Capital, Krypton Blockchain, Krypton Trading, Krypton Invest, Next-block, LT Management, Opera Intelligence, Crowdwiz etc. All these companies robbed by one of the biggest robbers Ilan Tzorya. Visit the link to get more information about this criminal cases:- https://reportedinfo.com/2018/10/21/dti-group-scam-and-extortion-by-ilan-tzorya/.