you have to go to iron island and outside the cave a man called riley gives you the hm strenght ang if u go deep into the cave he will go with you and when you get to the end he will ask if you want a egg this egg hatches into riolu and then evolves in to lucario you might want dat
You have to use a HM called strengh.
u have to keep on playing the game(beating the gym leaders) and they will give it to u.at like ur 5th gym u should get it
The HM Whirlpool is not obtainable in Pokemon Platinum, for there is no use for it during gameplay.
strengh
Dig is not a HM in Pokemon Platinum but a TM, it can be found in the ruin maniacs cave.
in a Pokemon center
Left of Ecruteak, theres a route with a cave. A hiker will bump into you and give you HM Strength.
Select the Hm hit use and select Pokemon
In Pokemon Platinum, Flash is a TM.
you can get it in pokemon platinum!
I think it's in Olivine City in the building next to the Pokecenter
its not an HM anymore you have to find it.