42S6 Morfey or Morfei (Морфей, after the god of dreams in Greek mythology Morpheus) with missile 9M338K or RZV-MD based and derived from the Tor-M2, is a short range air defense system currently being developed for the Russian Armed Forces.^[1] It is a mobile system with a range of 5 km (3 mi). Development has been ongoing since 2007 and it is supposed to be introduced in 2015.^{[citation needed]} It is reported to feature an omnidirectional cupola-type radar^[2] with Active electronically scanned array.^[3] It is being developed by Almaz-Antey.^[1]

• This system is designated as a short-range air defense system to protect the S-400 missile system from various threats at their terminal phases, and will also act together with the S-350E as a supplement to the S-400 missile system. Together, these systems form part of the Aerospace Defence Forces.^[4]
• Development of Morfey started in 2007. It was planned to be introduced in 2013, however this was delayed until at least 2015.^[5][6][7] The missile system consists of an omnidirectional 29YA6 radar, infrared sensors and 36 missiles.^[4] The missiles have up to 15 km range and an altitude of up to 5000 m.^[8]