as seen when he did this to anko. so the argument that oro can instantly depower him during a fight is ridiculous. even without oro's cells, kabuto has upgraded himself enough that he doesnt need it to at least stalemate with him. juugo's ability means he keeps sage mode.
ET is relatively straightforward. you only need a large chakra pool to handle an army of them as opposed to a few. and a few is all kabuto'd need to take out hokages.
ET is relatively straightforward. you only need a large chakra pool to handle an army of them as opposed to a few. and a few is all kabuto'd need to take out hokages.