How Richard Ramirez aka Night Stalker’s unique Avia shoes helped link the serial killer to at least 8 murdersRichard Ramirez aka the Night Stalker was convicted of 13 murders in 1989 and had terrorized neighborhoods between 1984 and 1985. While he was on the move and committing his crimes, it took detectives some time to be able to track him down and tie him to the murders he had committed.