853447 Ninja Sword & Sheath is a Ninjago: Masters of Spinjitzu set released in March 2015. It includes a sword resembling a Jadeblade with a Sword of Fire hilt, and a sheath with back straps. The sword is made from soft foam to allow play without risk of injury.
LEGO.com description
Unsheathe the Ninja Sword and attack!
Join the Ninja heroes in battle against dark forces with the LEGO® NINJAGO™ Ninja Sword & Sheath! Imagine your own role in thrilling NINJAGO Masters of Spinjitsu adventures with the soft-foam Ninja Sword plus soft-foam sheath with adjustable shoulder straps. Makes a great gift for fans of NINJAGO play sets.
- Sword features Ninja decoration on soft foam
- Sheath features Ninja decoration on soft foam with adjustable shoulder straps
- Take out the sword from the sheath and attack!
- Act out all of your LEGO® NINJAGO™ Masters of Spinjitsu adventures!
- Makes a great gift for fans of LEGO® NINJAGO™ play sets
- Sword measures over 20” (52cm) long[1]