User blog comment:NejiHyuga2/Assemble! Twelve Guardians/@comment-27859235-20170327141811/@comment-30241447-20170327150136

It doesn't matter if your character can't die from poisonous air. He or she needs to be able to NATURALLY generate star chakra via Starfruit. Go watch the Star Guard Mission Arc of the original Naruto anime, episodes 178 to 183 to understand this concept, please.