CHAINSAW MAN: Motorized Costume (No glue, no screws, no devils necessary)

Some people just want bread and jam. Others want to share in the awesome power of the Chainsaw Devil Pochita to terrify their neighbors and/or win a costume contest. With some electronic components and your 3D printer (230 x 230 x 250 mm or larger), you can join me in doing so. However, sadly you cannot yet print bread and jam. Or banana bread, for that matter. I hope this post explains my absence in the past few months. This took awhile. It goes without saying that this is my most advanced project, with far more components than any of the others thus far. The technical challenges in designing, printing, assembling, and wearing three functional chainsaws are not for the faint of heart. I can confidently say that this design is safer than it looks, as the chainsaws are plastic with blunted teeth, and all moving parts are isolated from the wearer. Once again, *these chainsaws are props, but please be careful and considerate if wearing/running them*. Now, lets talk about some design fe