 After the Mongol victory in 1238, Köten led 40,000 "huts" to Hungary, where he became an ally of the Hungarian king and accepted Catholicism, but was nonetheless assassinated by the Hungarian nobility.Köten, known as "Kötöny" in Hungarian and "Kotjan" (or "Kotyan") in Russian, had his name spelt variously as "Kutan" (in Arabic), "Kuthen", "Kuthens", "Koteny" and "Kuethan".In the Russian annals, his name is rendered (Kotyan Sutoevich, Kotjan Sutoevič).