Zulfiqar

Zulfiqar is a Saijo O Wazamono Grade Meito belonging to the Luxor Family. It is also known as the Scissor Blade Sword due to it's unusual shape.

Appearance
Zulfiqar is a White Sword. It has a Notched Scissor Blade-Like Appearance and has a Silvery White Blade with an Iridescent Quality. It has an Orichalcum Hand Guard and a Silk-Wrapped Hilt. It also has an Octogram engraved on the blade.

Abilities
Zulfiqar is a White Sword, a White Sword differs from a typical Blade in that the blade itself is a very whitish silver color to the point it has extreme reflectivity. This trait gives it superior strength to Black Swords and an Iridescent quality. It is also capable of reflecting any light based attacks or rays and as a result a slice from it will melt through solid metal, rock, or even Seastone. At some point the Luxor Family had Vegapunk give the sword the Taiyō Taiyō no Mi and the Sword gained Logia Devil Fruit Powers. Despite this it can still cut through Seastone just without the solar energy enhanced abilities. It is one of the best swords in the world due to it's Saijo O Wazamono Grade Meito Status.

Taiyō Taiyō no Mi
At some point the Luxor Family had Vegapunk give the Sword the Taiyō Taiyō no Mi devil fruit giving the sword Solar Properties that enhance it's innate properties as a white blade. It was then Given to Lucifer shortly before the Buster Call Took Effect.

Trivia

 * Zulfiqar is a real life sword in Islamic Legend.