April 2022 oligarch massacres

Two Russian oligarchs were found dead, along with their butchered families on April 18th and 20th. Western sources label the events as "domestic murder-suicide".

Vladislav Avayev

 * Putin ally Vladislav Avayev found dead in his Moscow apartment with wife and daughter - Express (UK), April 19, 2022
 * Ex Kremlin official and Gazprombank vice president is found dead 'with gun in his hand' - Daily Mail Online, April 19, 2022
 * Ex-Kremlin official Vladislav Avayev, 51, found dead alongside wife, daughter inside their multi-million dollar apartment - Sky News, April 2022
 * Putin ally, pregnant wife and daughter found dead in luxury home - Yahoo News, April 20, 2022
 * ''Preliminary investigations suggest Avayev killed his wife and daughter and then killed himself, Russian media reported.
 * Reports quoting Mash telegram channel suggest that this was a domestic conflict, Avayev suspected infidelity (unconfirmed, could be false).

Sergey Protosenya

 * Russian Oligarch Sergey Protosenya and Family Found Dead in Spain - Newsweek, April 21, 2022
 * VILLA HORROR Mystery as Russian oligarch found dead with wife & daughter in ‘axe attack’ days after another tycoon’s family killed - The Sun, April 21, 2022
 * Mystery after Russian oligarch's wife and daughter ‘axed to death’ in Spain - Express (UK), April 22,2022
 * Mystery deepens on the death of Russian oligarch, his wife and daughter, who were 'axed to death' - The Economic Times (India), April 22, 2022
 * The investigator team found the blood-stained socks apparently used as makeshift gloves to avoid fingerprints on the murder weapons – an axe and a knife.
 * Ex-company of Russian oligarch found dead with his wife and child throws doubt on murder-suicide theory, saying he was a 'wonderful family man' - Business Insider via Yahoo, April 22, 2022

More sources

 * 2 Russian oligarchs were found dead one day apart alongside their wives and children, reports say - Business Insider, April 21, 2022
 * Two Russian Oligarchs Die in Mysterious Circumstances 24 Hours Apart -Newsweek, April 21, 2022
 * Two Russian oligarchs found dead one day apart alongside their wives and children - LBC, April 22, 2022
 * Every Russian Oligarch Who Has Died Since Putin Invaded Ukraine—Full List - Newsweek, April 22, 2022

Mikhail Watford

 * Watford: Ukrainian oligarch's death investigated by Surrey Police - BBC News, March 3, 2022