wat du u mean
There is no rental Pokemon in in Pokemon platinum
There is no Ancient Power TM in Pokemon Platinum, It can only be taught by leveling up, Move tutoring or by learning it from a Pokemon from an egg.
its a move your Pokemon might learn
no but you must take with you a ds Pokemon pearl or diamond. then when you get platinum you will have to trade it from the other games.
you can't
You can't buy it, it comes with a pokemon.
take 50 flags in the underground
Eruption has a power of 150, and an accuracy of 100
hes not in platinum:( try ruby
it's a game not a thing you can get (PS if you do get it you can take the code from the game when you get jirachi and you can put jirachi on Pokemon platinum) X24
chinpokomon
take it to the rock up there by the Pokemon league