As Norway's official executioner for nearly two decades, Isberg occupied one of the most singular and sobering roles the state could assign to an individual — the lawful, bureaucratic end of human life. His tenure spanned a period when public execution remained an accepted instrument of criminal justice, and his work was carried out under governmental sanction rather than personal malice. What places him in this catalog is not villainy in the conventional sense, but his embodiment of state-sanctioned violence at its most direct and personal.

For three decades, he evaded one of Europe's most sustained manhunts while consolidating authority over the Sicilian Cosa Nostra following the deaths or arrests of an entire generation of its leadership. His longevity as a fugitive — thirty years, ending only when he sought cancer treatment under a false identity — reflected both the organizational depth of the organization protecting him and the limits of state reach into certain parts of southern Italy. By the time of his arrest, he had come to embody the post-Riina Mafia: less visibly brutal, more deliberately obscured.

His criminal record predated adulthood, and he spent the following decades as an enforcer and eventually a leader within one of the Midwest's more durable organized crime operations. The extortion case stemming from the River Quay neighborhood — where opposition to his interests ended with a man's body in a car trunk — illustrated the methods by which the Kansas City organization held its ground. His contempt citation before a Senate subcommittee and a final conviction in 1990 meant he spent much of his later life incarcerated, dying in custody in 1995.

As Deputy Führer through the 1930s, Hess occupied one of the highest positions in the Nazi state during the years of its most consequential consolidation of power — signing legislation including the Nuremberg Laws and lending institutional authority to the regime's expanding apparatus. His dramatic 1941 solo flight to Scotland, intended as a private peace mission, removed him from the Nazi hierarchy for the remainder of the war and left his motivations the subject of historical debate for decades. Convicted of crimes against peace at Nuremberg, he served a life sentence at Spandau Prison until his death in 1987, the prison's last and, for many years, sole inmate.

What distinguished Sagawa's case was less the crime itself than what followed: declared legally insane in France, he was transferred to Japan and released without trial, a jurisdictional failure that left him permanently free. He subsequently built a public profile in Japan — writing, appearing in media, and trading on notoriety — in a way that drew sustained criticism as a systemic failure of accountability.