Your rival.
you can't
Going by the national dex it's Prinplup
level 36
Prinplup evolves into Empoleon at level 36.You can teach it Surf once you get the HM.Your prinplup will evolve on lvl 36.
by the Pokemon mansion in a double battle outside of it
breed a ditto with a piplup, a prinplup, or an empoleon. or breed 2 piplup, prinplup, or empoleon.
You have to trade it over from a 4th gen game (Diamond/Pearl/Platinum) or from a friend. You can't get a Prinplup otherwise.
It doesn't. Piplup evolves into Prinplup at Level 16, and Prinplup evolves into Empoleon at Level 36.
Prinplup will evolve into Empoleon starting at Level 36 in Pokémon Diamond.
Theres one on route 212.
you can not send from Pokemon battle reveloution to diamond but you can send from diamond to Pokemon battle reveloution
Piplup evolves into Prinplup starting at level 16 and Prinplup evolves into Empoleon starting at level 36.