A Russian cannibal in a Satanic cult that slaughtered four teenagers — beheading and partially eating two of them — has been pardoned by President Vladimir Putin after fighting against Ukraine in a notorious unit of convicts. Nikolai Ogolobyak, 33, was sentenced to 20 years in prison in 2010 for murder and desecrating corpses over a series of horrifying ritualistic murders that rocked the Yaroslavl region — where the then-teenager was known as “Count.” Ogolobyak and other Satan worshippers, including one nicknamed “Hitler,” beheaded two of their four victims — then cut out their hearts and tongues which they then...