LEGO Minifigure Sai (Dagger) (98139) has been used in at least 148 LEGO sets over the past 12 years, since it was first used in 2012.
LEGO Minifigure Sai (Dagger) (98139)
LEGO Minifig, Weapon CHOOSE YOURS Sword, Katana, Scimitar, Cutlass POINTY PARTS – St. John's Institute (Hua Ming)
LEGO Pearl Gold Minifigure Sai (Dagger) (98139)
PARTS Weapon - Sword, Shortsword Elaborate Hilt [76764] – BLOCK Shop
Raegon's Content - Eurobricks Forums
Lego® 18031, 6093534 minifigure, long sword, pearl dark gray
LEGO part 98139 - Pearl Dark Gray Minifig, Weapon Sai at BrickScout
Lego - Detalhes do Set: 5004938-1 - Ninjago-Minifigure-Collection
Sai Sword (98139) LEGO Minifigure Weapon