005 Obsidian Macuahuitl of Plant Slaying

This sweet little sword was one we found in a temple recently. It's pretty rad! Glad I have an image to go along with the entry on Beyond.
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?? The sword is a +1 Longsword in fine condition, made of laminated wood, inset with jagged teeth of obsidian. It deals an extra 2d6 damage to any creature of the plant type

?? Proficiency with a longsword allows you to add your proficiency bonus to the attack roll for any attack you make with it.