ok i am haveing trouble in the Olimpies Colisium world in castle oblivion i want to know how many waves of heartless is there after you talk to hades and what would be good deck comands for it

If you're having trouble with that, try beating all the early battles as fast as possible with the Olympia keyblade on a low overclock. Then use a powerful finisher, like D-*Insertspellhere* Megaflare or Meteor Rain.