The RS-28 Sarmat missile, dubbed Satan 2, will replace the SS-18

http://www.dailymail.co.uk/sciencetech/article-3870192/Russia-unveils-image-terrifying-Satan-2-missile-Super-nuke-destroy-area-size-FRANCE.html

https://www.google.ca/webhp?sourceid=chrome-instant&ion=1&espv=2&ie=UTF-8#q=satan%202

http://www.dailymail.co.uk/news/article-3874464/Europe-war-footing-Britain-sends-tanks-drones-800-troops-Estonia-biggest-military-build-Russia-s-borders-Cold-War-response-Putin-s-war-mongering.html

http://www.dailymail.co.uk/news/article-3876672/Nato-squares-Putin-Russia-beefs-military-Europe-s-border-West-responds-biggest-force-Cold-War.html

http://www.dailymail.co.uk/sciencetech/article-3876596/Russia-fires-radical-hypersonic-super-nuke-warhead-Prototype-mysterious-object-4202-blasted-ballistic-missile.html