Yoru

Overview
The Dark Blade, also known as Yoru, is one of the two mythical Swords in the game, This sword can be bought for 800 Robux.

Trivia
In the world of One Piece, it is the Black Blade that is currently owned by Dracule Mihawk, the "Strongest Swordsman in the World".

Gallery
Special thanks to  Clark for the Yoru showcase.