How to evolve Grubbin in Cobblemon.
Grubbin evolves into Charjabug when it reaches level 20.
Evolution line
GrubbinWhat Grubbin needs
1 path
CharjabugLevel up
Level 20
Moves it learns on evolving
Charge
These are offered the moment the evolution completes. Decline them and you have to relearn them later.
Is it worth it
Grubbin nowbug300
Charjabugbugelectric400
Base stat totals, from the Cobblemon 1.7.3 species files.