Quote:
Originally posted by: WarkWark
As far as I know, and I just watch the anime, but have been bored lately due to uber-filler, Kakashi is the only person still alive, who has seen Mangekyou while having his sharingan activated, Itachi also used it on Sasuke, but I don't remember sasuke having his sharingan activated at that time, so possibly kakashi has made an original technique based on what he learned from his run in with Itachi's Mangekyou. I know its a bloodline limit technique, but if you think about this, Rasengan the technique passed down from the fouth hokage is probaly how Kakashi learned how to do his Chidori, I always saw chidori is a make-shift rasengan.
read kakashi-gaiden