While we don’t recommend you go out and wreak havoc with these weapons, they are definitely a great weekend project for any geeks with lots of time on their hands. They include: a soda bottle airsoft BB machine gun, mini cannon, and more. Continue reading to see them all.

10. Soda Bottle Airsoft Gun

9. Mini Cannon

8. Rocket Launcher

7. $4 BB Gun

6. Fire Wire

5. Catapult Trap

4. Airsoft Landmine

3. High-Powered Nerf Cannon

2. Halo-inspired Mobile Turret

1. Paintball Rocket Launcher