Prinplup
a few do, but if you choose infernape as your first pokemon, your rival (wally) will have piplup, that will evolve into prinplup, hope that answers your question
The trainer on Route 209 has Cleffa in Pokemon Platinum. Cleffa is a fairy type Pokemon and can evolve into Clefairy.
the trainer by that place, you know ? :)
No.
by the Pokemon mansion in a double battle outside of it
your rival (if u started with chimchar)
On the west side of route 212, in front of Mr Backlots mansion there is a couple who own one! :D
A trainer on Route 212 near Mr. Backlot's Mansion will fight with a Prinplup when you battle them.
Prinplup
You have to choose Piplup as starter pokemon, that you receive from Prof. Rowan, then at level 16 it will evolve into Prinplup.
level 32
With a Budew.
Sorry but there isn't a trainer with a bagon in platinum.
no one no trainer has a kingdra in Pokemon platinum exept for me :P
a few do, but if you choose infernape as your first pokemon, your rival (wally) will have piplup, that will evolve into prinplup, hope that answers your question
Theres one on route 212.