Alexander Pichushkin known as the Chessboard Killer. Convicted of murdering 48 victims and suspected of killing Claimed to have murdered 63 people out of his goal of 64 to fill a chessboard; stated goal of becoming Russia's most prolific serial killer.
Russia had never seen anything quite like the prolific serial killer Alexander Pichushkin, for whom “life without killing is like life without food.” How many lives did he take? More than Jeffrey Dahmer, Jack the Ripper, and the Son of Sam combined. The terrifying thing is, no one—not even Pichushkin himself—really knows for sure