Please note that this list represents the 100 Pokémon introduced in Generation 2, which are part of the Johto regional Pokédex.
Aipom Ampharos Ariados Azumarill Bayleef Bellossom Blissey Celebi Chikorita Chinchou Cleffa Corsola Crobat Croconaw Cyndaquil Delibird Donphan Dunsparce Elekid Entei Espeon Feraligatr Flaaffy Forretress Furret Girafarig Gligar Granbull Heracross Hitmontop Ho-Oh Hoothoot Hoppip Houndoom Houndour Igglybuff Jumpluff Kingdra Lanturn Larvitar Ledian Ledyba Lugia Magby Magcargo Mantine Mareep Marill Meganium Miltank Misdreavus Murkrow Natu Noctowl Octillery Phanpy Pichu Piloswine Pineco Politoed Porygon2 Pupitar Quagsire Quilava Qwilfish Raikou Remoraid Scizor Sentret Shuckle Skarmory Skiploom Slowking Slugma Smeargle Smoochum Sneasel Snubbull Spinarak Stantler Steelix Sudowoodo Suicune Sunflora Sunkern Swinub Teddiursa Togepi Togetic Totodile Typhlosion Tyranitar Tyrogue Umbreon Unown Ursaring Wobbuffet Wooper Xatu Yanma