Yevgeny Prigozhin, head of the Russian private military company Wagner Group, has become one of the prominent figures in Russia’s war against Ukraine. His harsh and unprecedented criticism of Russia’s military command has caused him to be seen as a potential threat to President Vladimir Putin. Wagner has adopted the sledgehammer as its symbol after reportedly using it to execute a defector from its ranks last year. The owner of the Wagner private military contractor and leader of a massive internet troll farm has called for an armed rebellion to oust Russia’s defense minister. Is Yevgeny Prigozhin a threat to Russian President Vladimir Putin?