<p>No offence but, am I the only one who is wondering why so many people wants to make a sec-c opposite gender version of themselves via Harem Jutsu? -_-
</p><p>I doubt about oxygen being needed for Fire Release jutsus, this is a series where people actually breath out fire, make water out of nowhere, produce lightning out of their body and many more. So I doubt about Chakra needing Oxygen to become fire.
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