A five-foot-three Finnish farmer named Simo Hayha became the deadliest sniper in any major war, credited with roughly 500 kills in fewer than 100 days during the Winter War of 1939 to 1940. This episode explores how a quiet moose hunter with barely a year of formal sniper training thrived in a brutal environment of minus 40 degree cold, exploiting the catastrophic unpreparedness of an invading Soviet army weakened by Stalin's purges.

We examine his lethal discipline: why he rejected scopes in favor of iron sights, how he packed snow to suppress muzzle blast and chilled his breath to hide vapor, and how the White Death legend was largely shaped by Finnish propaganda. After surviving an explosive bullet to the face and reading his own obituary, he rebuilt a quiet life, leaving behind a memoir that called his record a sin list and a modesty th ...