lv. 20
Simply level it up to 20.
Magikarp evolves into a Gyarados at level 20.
Level20, As it always does in every other Pokemon Game.
Magikarp evolve at level 20.
yes he can evolve
Magikarp can evolve into Gyarados, starting at level 20.
level it up...
You evolve it at level 20
20
magikarp evolves into gyarados at level twenty in any Pokemon game.
In Pokémon Ruby, Magikarp will evolve into Gyarados at Level 20.
At level 20.