Sitivien ST111 Big Flipper Customized Two-tone Added thumb stud Harpoon blade Knife mods Defcon Copy

I knew it was a familiar design, but I couldn't place it. Then I found it, the Defcon Kabuto. But it's kind of a copy of several other knives, like the Shiro 111.... Whoa, ST111... Shiro 111.... Coincidence? Two degrees of copying, and the name remains