Zephyr's Gears/Gear Wraith

Gear Wraith was created by Fox D. Zephyr so he could have attacks pass through him and poison more people at once.

Ghost properties
It is very ghost like and most objects (except for haki infused ones) will go through him. But he can't do any physical damage to people, only poison them and blind them.

Soot properties
It can poison several people at once a blind people.