Board Thread:Naruto Discussions/@comment-26084508-20150916103812/@comment-25319479-20150916124322

GreatestSin wrote: considering that 5 bijuus have been equal to 50%-kurama i think that the tails are to show their strength ^_^ IMO the only reason Kurama was as strong as the 5 tailed beasts during the war was mostly likely due to Obito using their chakra to create 80,000 White Zetsu's. He only needed a portion of each TB's chakra to revive the Ten-Tails, so its only logical that he would of used 90% of their chakra to fuel his army.