High Quality Content by WIKIPEDIA articles! Igor Borisovich Korolev (Russian: Игорь Борисович Королёв; September 6, 1970 – September 7, 2011) was a Russian/Canadian professional ice hockey player and coach. Korolev played over 700 games in the National Hockey League (NHL) from 1992 until 2004. Korolev returned to Russia, and played a further seven seasons in the Russian Super League (RSL) and the Kontinental Hockey League (KHL) before retiring from active play in 2010. In 2011, Korolev accepted an assistant coach position with Lokomotiv Yaroslavl. Korolev was killed in the 2011 Lokomotiv Yaroslavl plane crash along with nearly the entire roster of the Lokomotiv Yaroslavl of the Kontinental Hockey League for whom he was coaching. A native of the Russian Republic of the Soviet Union, Korolev became a naturalized Canadian citizen in 2000.