Board Thread:General Discussion/@comment-26362471-20161201160349/@comment-25893909-20161212192847

49.149.10.192 wrote: I doubt it isn't a canon since the OVAs are connected on the main episodes. And I you're right about the cold is not caused by a cold weather but by a virus. So that means until now that Saitama might be still vulnerable on viruses. However, it could also be possible that something had to be mixed in the dust to induce the virus into them. For example, Superman could not sneeze if a special sneezing powder wasn't used.