The Pokemon Pikachu evolves by using the Thunder Stone item, not by leveling up. Pikachu itself evolves from the Pokemon Pichu by increasing Pichu's Happiness quotient. More »

Pikachu does not actually have a set level for evolving into Raichu. Pikachu evolves when the player uses a Thunder Stone on it. This can be done at any level. More »

Growlithe is in a small group of Pokémon that do not evolve normally by "leveling up." Instead, this Pokémon must evolve by using a Fire Stone. More »

Mankey, also known as Manki, evolves at level 28. This pig monkey Pokemon evolves into Primeape, number 57 in the Pokedex, at this level. More »

Pikachu does not actually have a set level for evolving into Raichu. Pikachu evolves when the player uses a Thunder Stone on it. This can be done at any level. More »

The Pokémon Gligar does not evolve at a set level, but rather evolves when it is given a Razor Fang item to hold while it is night time inside the game. Once it is equipped with the item, Gligar will evolve into Gliscor. More »

The Pokémon Onix does not evolve when it hits a certain level but can only evolve when it is traded between players while holding the Metal Coat item. When traded with the item, Onix will evolve into the Steelix Pokémon. More »