How to evolve Piplup in Cobblemon.
Piplup evolves into Prinplup when it reaches level 16.
Evolution line
PiplupWhat Piplup needs
1 path
PrinplupLevel up
Level 16
Moves it learns on evolving
Metal Claw
These are offered the moment the evolution completes. Decline them and you have to relearn them later.
Is it worth it
Piplup nowwater314
Prinplupwater405
Base stat totals, from the Cobblemon 1.7.3 species files.