Zadornyy (Russian: Задорный, lit. 'Provocative') was a Project 1135 Burevestnik-class guard ship or Krivak-class frigate that served with the Soviet and Russian Navies. Displacing 3,200 tonnes (3,100 long tons; 3,500 short tons) full load, the vessel was built around the Metel anti-submarine missile system. Zadornyy was launched on 25 March 1979 in Leningrad, the last of the class to be built by the A.A. Zhdanov shipyard, and served with the Northern Fleet. After taking part in exercises Avangard-81, Sever-81 and Okean-83, and cruising as far as Havana, Cuba, the vessel was upgraded between 11 June 1990 and 23 May 1995 with missiles that added anti-ship capability. While serving with the Russian Navy, the ship took part in joint exercises with frigates of the Royal Navy, including a commem