00:00What is the secret behind the flame-bladed sword's unique wavy design?
00:06During the 16th century, experienced swordsmen wielded massive wavy blades.
00:12While the undulating shape looks decorative, it served a vital physical purpose.
00:18When an opponent parried the weapon, the waves produced disruptive vibrations.
00:23This curved geometry also distributed impact stress evenly across the steel surface.
00:30The secret is that the wavy shape absorbed shock and weakened enemy parries.
