8 The Joker WHY SO SERIOUS? TACTICAL SPRING ASSISTED FOLDING KNIFE! The item "8 The Joker WHY SO SERIOUS TACTICAL SPRING ASSISTED FOLDING KNIFE!NIB" is in sale since Thursday, October 24, 2019. This item is in the category "Collectibles\Knives, Swords & Blades\Collectible Folding Knives\Modern Folding Knives\Factory Manufactured". The seller is "lvgambler22" and is located in Henderson, Nevada. This item can be shipped worldwide.