Battle takes place in the Valley of the End
Madara(Current but Mortal) starts at the Water Fall in his Perfect Susanoo While tobi starts off in the lake
Tobi has control over The Six Tailed Slug(Saiken),The Two Tailed Cat(Matatabi),and The Four Tailed Ape(Son Goku) controlling these three do not hinder
Tobi's chakra balance however during the fight one the three will break free of control and run wild.
Madara can only call down a meteor once.
If Madara manages to defeat the Three Tailed beasts with His P-Susanoo He'll revert to his normal Susanoo to combat Tobi
If Madara manages to gain control of the Rabid Tailed Beast He'll have control over it for only 15mins then the Tailed beast breaks free resisting control from either combatant.