Русско-англо-русский юридический словарь

In his closing arguments, however, he urged an alternative charge of murder with extreme atrocity, which, according to Massachusetts law, is first degree murder, but differs from the original charge in the requirement of premeditation. (Murderpedia)

You must determine whether the method or mode of a killing is so shocking as to amount to murder with extreme atrocity or cruelty. (masscases.com)