How to evolve Rhyhorn in Cobblemon.
Rhyhorn evolves into Rhydon when it reaches level 42.
Evolution line
RhyhornWhat Rhyhorn needs
1 path
RhydonLevel up
Level 42
Moves it learns on evolving
Hammer Arm
These are offered the moment the evolution completes. Decline them and you have to relearn them later.
Is it worth it
Rhyhorn nowgroundrock345
Rhydongroundrock485
Base stat totals, from the Cobblemon 1.7.3 species files.