Chikorita evolves into Bayleef at level 16 and Bayleef evolves into Meganium at level 32.
Qwilfish does not evolve.
Arbok does not evolve.
Sandslash does not evolve.
Gyardos does not evolve.
Ampharos does not evolve in Pokémon HeartGold.
No, Magneton cannot evolve in Pokémon HeartGold.
Corsola does not evolve
No, Sableye does not evolve.
you cant evolve it on heartgold u can only get it in a sinnoh game
Shuckle Doesn't Evolve....
Kangaskan cannot evolve.
Eevee can not evolve into porygon.