It’s time to take your spitball firepower to the next level with this guide for constructing a crossbow out of office supplies. Dave Hax is a YouTuber who frequently features cool projects and life hacks on his Youtube channel. 

The process of putting it together is easy and fast; as it basically involves combining the materials together with bands and tape. Watch the video below to start making your own office weapons and watch Dave show off its deadly power by shooting it into a small cardboard box.

Materials needed to build the crossbow

• 4 pencils
• 4 elastic bands
• Tape
• 1 ballpoint pen
• 1 binder clip

“Fun and simple mini weapon to make from stationary. 1,2,3,4 I declare office wars!”

Anyone can try this at home, just be careful not to put someone’s eye out. And if you want to start making a lists of co-workers to target, see which of them hate you.

Source: http://twentytwowords.com/how-to-quickly-build-a-surprisingly-effective-crossbow-out-of-office-supplies/