Board Thread:Naruto Discussions/@comment-4682609-20140507083715/@comment-5539377-20140507170539

Hasn't Kakashi used Lightning Cutter without Sharingan (as well as Sasuke with Chidori) multiple times in the series? Yes, the tunneling effect made Sharingan a necessity at first for technique, but after mastering it, I think it becomes a lot easier.