Weapons are used to multiple purposes. The nobles ones are : for the beauty of a fair fight without violence. And for the utility of NOT having to use them.
The weapon of the Lich King, according to the Warcraft video games serie. Can drink up souls and generate cold and death related magical powers.
Inspired from Kilij, traditionnal Ottoman weapons for common infantry.
Inspired from two-handed blades, traditionnal weapons for duellists seeking a light-weight blade for quick action.
Inspired from Katanas, traditionnal sword use by samurais warriors.