Sabaton - Wolfpack (subtitles) -

You're referring to the song "Wolfpack" by Sabaton, a Swedish power metal band known for their historical lyrics and epic storytelling through music. "Wolfpack" is a track from their 2019 album "The Great War." The song's narrative revolves around the Battle of the Wolf's Lair, part of the larger context of World War II, specifically focusing on a German counterattack against Soviet forces.