It’s believed that the weather, climate, and food of the Alola region all play a part in causing Pikachu to evolve into this form of Raichu . All the moves that #26 Raichu can learn in Generation 7 (Sun, Moon, Ultra Sun, Ultra Moon, Let's Go Pikachu, Let's Go Eevee), plus for its egg moves, compatible parents and breeding details. Raichu is an Electric-type Pokémon. It evolves from Pikachu when exposed to a Thunder Stone. It is the final form of Pichu. Raichu is a bipedal, rodent-like Pokémon. Raichu is covered in dark orange fur with a white belly. Its bifurcated ears are brown on the outside, yellow on the insides, and end in a distinctive curl. There is a circular yellow marking on each cheek where its electric sacs are, and it has a triangular, dark brown nose. Its arms and feet have patches of brown fur at the ... Raichu Evolution In the initial stage, the Pokémon starts off as Pichu. It is a cute-looking and fierce yet tiny mouse with static ability. It is a pale yellow-colored mouse that has the power to store small amounts of energy. Further, it has alternate forms like the Spiky-eared Pichu and Ukulele Pichu. When Pichu is leveled up with high friendship, it becomes Pikachu, which is one of the most famous characters in the whole franchise. Pikachu is a mouse that is short and chubby, with yellow ...