[donjoe]

The knife throwing machine reminds me a lot of the slingshot channel:

https://youtube.com/c/Slingshotchannel

[NCC1701DEngage]

Have you seen NightHawkInLight:

https://www.youtube.com/channel/UCFtc3XdXgLFwhlDajMGK69w

LaserSaber:

https://www.youtube.com/channel/UCIKzUKkh7XtnSYPW0AJb-9w

or StyroPyro:

https://www.youtube.com/channel/UCJYJgj7rzsn0vdR7fkgjuIA

They have similarity to the Quint BUILDs channel that the knife throwing machine video came from. They all do some pretty crazy builds.

[aidenn0]

Let me show you its features!