Blade of Grass

The Blade of Grass is a broadsword with a slightly longer reach than the Fiery Greatsword, and an average attack speed. It has a green particle effect resembling leaves when swung, and a 25% chance of inflicting the Poisoned debuff.

Trivia

 * The Blade of Grass is most likely meant to be a pun, referring to the fact that individual grass leaves are known as "blades" of grass, while this is an actual bladed weapon associated with plants.
 * It's also possible the Blade of Grass refers to the legendary Japanese sword Kusanagi, which means "Grass Cutting Sword".

History
Lame d'herbe Blade of Grass Клинок травы