Cyndaquil (Japanese: ヒノアラシ Hinoarashi) is a Fire-type Pokémon introduced in Generation II. It evolves into Quilava starting at level 14, which evolves into Typhlosion starting at level 36. Along with Chikorita and Totodile, Cyndaquil is one of the three starter Pokémon of Johto available at the beginning of Pokémon Gold, Silver, Crystal, HeartGold, and SoulSilver.
Piplup (Japanese: ポッチャマ Pochama) is a Water-type Pokémon introduced in Generation IV. It evolves into Prinplup starting at level 16, which evolves into Empoleon starting at level 36. Along with Turtwig and Chimchar, Piplup is one of three starter Pokémon of Sinnoh available at the beginning of Pokémon Diamond, Pearl, and Platinum.
Pikachu (Japanese: ピカチュウ Pikachu) is an Electric-type Pokémon introduced in Generation I. It evolves from Pichu when leveled up with high friendship and evolves into Raichu when exposed to a Thunder Stone. However, the starter Pikachu in Pokémon Yellow will refuse to evolve into Raichu unless it is traded and evolved on another save file. In Alola, Pikachu will evolve into Alolan Raichu when exposed to a Thunder Stone. It also has a Gigantamax form. Pikachu is popularly known as the mascot of the Pokémon franchise and a major representative of Nintendo's collective mascots. It is also the game mascot and starter Pokémon of Pokémon Yellow and Pokémon: Let's Go, Pikachu!. It has made numerous appearances on the boxes of spin-off titles. Pikachu is also the starter Pokémon in Pokémon Rumble Blast and Pokémon Rumble World.