Board Thread:Theories and Speculation/@comment-27717552-20160513151229/@comment-9782468-20160514183227

UltimaDude wrote: @Thekillman Kakashi's chakra reserves has improved over the course of the series. If shadow clones are too much, then he could easily use lightning clones, which take far less chakra. You're probably right about the fact that the Rasengan strains Kakashi

Lightning clones take up just as much chakra and they don't send any back to the user