level it up to level 31
Level 31
Headbutting various trees around the world.
Arbok does not evolve.
Sandslash does not evolve.
Qwilfish does not evolve.
Gyardos does not evolve.
No, Magneton cannot evolve in Pokémon HeartGold.
Ampharos does not evolve in Pokémon HeartGold.
No, Sableye does not evolve.
Corsola does not evolve
you cant evolve it on heartgold u can only get it in a sinnoh game
Shuckle Doesn't Evolve....