A lot people been posting up threads saying who they think Tobi is and most of them (almost all) make no sense at all the only person i really can see Tobi being is Obito and there's a number of reasons y and i stated them here.
1) The eye that Obito gave to Kakashi (his left eye) is the side...
who do yall think will won jiraiya or orochimaru... i know orochimaru knows more jitsu than jiraiya but i will say jiraiya wins this battle for the one fack wanna he was fighting him at 30% he still was beating him