If you’ve ever bought anything online, you’ve probably seen those cheap, disposable Japanese throwing knives called kunai. Now, these aren’t anything like traditional kunai, which are forged in soft iron and generally aren’t meant to be thrown. These are the type of knives that sell for about $2 each and bounce off just about everything. They’re pretty ineffective on their own, but what if you put them in a pump-operated slingshot?
Now we’re talking.
Slingshot designer extraordinaire Joerg Sprave is back with a new invention, and it puts these mall ninja knives to the ultimate test.