"Stabilizer. It should help with some of the dulled senses as well as making sure the goo that body was formed from stays in a solid form. Yes, I know that your kind doesn't actually sense things the way we do, but that should give you a taste."

Building a body without the use of a body was hard. It needed a skeleton, the complex nerves and blood vessels, the muscles and fibers, the organs, and of course the skin. Joji did have some prior knowledge with building bodies from scratch thanks to Shocker's 'let's create a monster from everything' agenda. But still, a regular human was a mass of bio-chemical reactions encased in a semi-tough outer shell of renewable cells. Humans were hard and he wanted to make sure that the body he made did not fall apart and scare other humans and make people want to find him and sue him.