madara is worse, who knows whats up in his head? itachi doesn't come close because he killed everyone for sasuke, and pain may be no slouch but he at least wants peace, even if it is a messed up version.
Yah its true.. and besides what the purpose of bringing the Kyuubi to Konoha[Madara did it]....
and most of all why did he do that but he wants peace...[Arghhh!!! it confusing me]!!