Also, in The Miraculous Color of the Sky ~Best Friends~, Sandy and her Raichu are reincarnated as a little girl and a Pichu. Moves marked with an asterisk (*) must be chain bred onto Pichu or copied using Mirror Herb in Generation IX

It plays with others by touching tails and setting off sparks. This appears to be a test of courage. Moltres • Munchlax • Onix • Oshawott • Palkia • Piplup • Porygon2 • Pyukumuku • Raikou • Scizor • Snivy Pichu is the only Generation II Pokémon to be playable in the Super Smash Bros. series, though many others appear from Poké Balls. Bellossom • Bewear • Blastoise • Bonsly • Celebi • Chansey • Charizard • Chespin • Chikorita • Clefairy Kitakami Road, Apple Hills, Loyalty Plaza, Reveler's Road, Oni Mountain, Oni's Maw, Infernal Pass, Crystal Pool, Wistful FieldsMultiple Pichu appeared in Securing the Future!, with one being wild and the rest under the ownership of different Trainers. They joined the rest of Alola in showering Necrozma with light so it could return to its true form. It still can't use electricity well. When it's surprised or excited, it discharges electricity unintentionally. Pichu has an alternate form called Spiky-eared Pichu. It is female-only and has three spikes on the tip of its ear, but otherwise looks the same as any other Pichu. It evolves into Pikachu when leveled up with high friendship, which evolves into Raichu when exposed to a Thunder Stone.

In All About Arceus IX, a Spiky-eared Pichu accompanied Pibu on gathering herbs for Celebi to cure Giovanni's disease. After she and Pibu met up with Gold, Gold saw her and teased him about finding a date. Pokémon Pinball: Ruby & Sapphire: Pichu will assist Pikachu on Ball-Saver duty for 50 coins or as a prize in the slot machine. In The Apple Corp, multiple Pichu were stealing apples from Charmaine's apple orchard. In the end, Charmaine decided to keep all of them so they could help around the orchard.The Pikachu-colored Pichu was the first Pokémon to be given out over Nintendo Wi-Fi Connection outside of Japan. Spiky-eared Pichu is a unique form of Pichu exclusive to Pokémon HeartGold and SoulSilver. It is a female Pichu that has a tuft of hair on the end of its left ear. It cannot evolve, and its Pokéathlon performance stats differ from those of a normal Pichu.

It is still inept at retaining electricity. When it is startled, it discharges power accidentally. It gets better at holding power as it grows older.In May, We Harley Drew'd Ya!, a Coordinator's Pichu competed in the Appeals Round of the Kanto Grand Festival. Despite this Pokémon's cute appearance, those who want to live with one should prepare to be on the receiving end of its electric jolts.

Spiky-eared Pichu is obtained by activating an in-game event in Ilex Forest. This is the only way to obtain Spiky-eared Pichu, and it cannot be traded, so only one can be obtained per game. It also cannot be transferred to the Generation V games.Pichu made a cameo in Teddiursa's Picnic in a fantasy of Professor Elm's explanation about Pokémon Eggs to Gold.