It is suppose to evolve at the Level of 20,but if you want it to evolve later it can evolve anything after it is at Level 20.
It will evolve by level. Teddiursa will evolve into a Ursaring at level 30.
They evolve at level 36
It will evolve at level 36.
it evolve on level on 64
36
Marshtomp will be able to evolve at Level 36.
Marshstomp evolves into swampert at level 36
If your marshtomp is level 36 and doesn't evolve either its holding a everstone or you are preventing it from evolving by pressing the B button.
lv. 36 like the others
Mudkip learns Hydro Pump at level 42. Sorry, he can't learn it if Mudkip evolves into Marshstomp or if it is a Swampert.
After you best the game (Beat Rayquaza) you go alone with your mudkip to the town square and notice that there is a hole in the ground, you go in it you ask to evolve it evolves you into a marshstomp or Swampert if it evolves you into a marshstomp just do it again and you will evolve into a Swampert
37 or 39
marshstomp
It is suppose to evolve at the Level of 20,but if you want it to evolve later it can evolve anything after it is at Level 20.
It will evolve by level. Teddiursa will evolve into a Ursaring at level 30.
They evolve on level 40