How Many Pokémon Can You Get Without Evolving in Pokémon Japanese Green / International Blue?
The player can get up to 124 species total in Japanese Green/International Blue without trading, as described here. Without evolving any Pokémon, and only collecting evolutionary stages that the player can get in the wild, as a gift or purchase, or from an in-game trade, the player can get up to 102 species. Of the 124 possible species in Green/Blue, the Pokémon unavailable without evolving are as follows:
- Starter Evolutions (2) - 2 total
- The starters are only available in their base forms, leaving their evolutions inaccessible.
- Stone Evolutions (10) - 12 total
- Nidoqueen, Nidoking, Clefable, Ninetales, Poliwrath, Victreebel, Cloyster, Exeggutor, Starmie, and two of Eevee's evolutions are inaccessible.
- Fossils (1) - 13 total
- The Fossils can only be revived into their base forms, leaving their evolutions inaccessible.
- Other (9) - 22 total
- Butterfree, Beedrill, Pidgeot, Persian, Tentacruel, Rapidash, Gyarados, Dragonair, and Dragonite are inaccessible.
Professor Oak(-ish) Challenge Notes
This just contains a list of areas you can find each Pokémon, ordered as though you are playing a Professor Oak challenge and therefore need to obtain every Pokémon as early as possible.
Pre-Badge 1 (Brock) - 11 Total Pokémon
Badge 1 through Badge 2 (Misty) - 26 Total Pokémon
- Walking on Route 3: Jigglypuff (12 total)
- Purchase on Route 4: Magikarp (13 total)
- Walking in Mt. Moon (all floors): Zubat (14 total)
- Walking in Mt. Moon (all floors): Geodude (15 total)
- Walking in Mt. Moon (all floors): Paras (16 total)
- Walking in Mt. Moon (all floors): Clefairy (17 total)
- Walking on Route 4: Sandshrew (18 total)
- Walking on Route 24: Bellsprout (19 total)
- Walking on Route 24: Abra (20 total)
- Walking on Route 5: Meowth (21 total)
- In-game Trade in Vermilion City: Farfetch'd: Trade your Spearow (22 total)
- Walking on Route 11: Drowzee (23 total)
- Walking in Diglett's Cave: Diglett, Dugtrio (25 total)
- In-game Trade on Route 2: Mr. Mime: Trade your Jigglypuff (26 total)
Badge 2 through Badge 3 (Koga) - 68 Total Pokémon
- Walking on Route 10: Voltorb (27 total)
- Walking in Rock Tunnel (both floors): Machop (28 total)
- Walking in Rock Tunnel (both floors): Onix (29 total)
- Walking on Route 8: Vulpix (30 total)
- Gift in Celadon City: Eevee (31 total)
- Purchase in Celadon Game Corner: Porygon (32 total)
- Walking on Route 16: Doduo (33 total)
- Walking on Route 16: Raticate (34 total)
- Walking in Pokémon Tower (3F and above): Gastly, Haunter (36 total)
- Walking in Pokémon Tower (3F and above): Cubone (37 total)
- Static encounter on Route 12 or 16: Snorlax (38 total)
- Fishing (Good Rod) on Route 10: Poliwag (39 total)
- Fishing (Super Rod) on Route 10: Poliwhirl (40 total)
- Fishing (Super Rod) on Route 10: Slowpoke (41 total)
- Fishing (Super Rod) in Vermilion City: Shellder (42 total)
- Fishing (Super Rod) in Vermilion City: Krabby (43 total)
- Fishing (Super Rod) in Fuchsia City: Goldeen, Seaking (45 total)
- Fishing (Super Rod) on Route 19: Horsea (46 total)
- Fishing (Super Rod) on Route 19: Staryu (47 total)
- Fishing (Super Rod) on Route 24: Psyduck (48 total)
- Fishing (Super Rod) in Viridian City: Tentacool (49 total)
- In-game Trade in Cerulean City: Jynx: Trade your Poliwhirl (50 total)
- Walking on Route 15: Venonat (51 total)
- Walking on Route 15: Weepinbell (52 total)
- Walking on Route 15: Pidgeotto (53 total)
- Waling on Route 14: Ditto (54 total)
- Walking on Route 17: Fearow (55 total)
- Walking in the Safari Zone (Center and North): Rhyhorn (56 total)
- Walking in the Safari Zone (all areas): Exeggcute (57 total)
- Walking in the Safari Zone (all areas): Nidorina (58 total) (alternatively, trade your Nidorino on Route 11)
- Walking in the Safari Zone (Center and North): Nidorino (59 total)
- Walking in the Safari Zone (Center and East): Parasect (60 total)
- Walking in the Safari Zone (Center and East): Pinsir (61 total) (alternatively, purchase a Pinsir in Celadon Game Corner)
- Walking in the Safari Zone (Center and North): Chansey (62 total)
- Walking in the Safari Zone (East and West): Kangaskhan (63 total)
- Walking in the Safari Zone (North and West): Venomoth (64 total)
- Walking in the Safari Zone (North and West): Tauros (65 total)
- Fishing (Super Rod) in the Safari Zone (all areas): Dratini (66 total) (alternatively, purchase a Dratini in Celadon Game Corner)
- Gift in Saffron City: One of Hitmonlee or Hitmonchan (67 total)
- Gift in Silph Co. (7F): Lapras (68 total)
Badge 3 through Badge 4 (Erika) - 89 Total Pokémon
Badge 4 through Badge 5 (Lt. Surge) - 90 Total Pokémon
Badge 5 through Badge 6 (Sabrina) - 91 Total Pokémon
- Fishing (Super Rod) on Route 23: Seadra (91 total)
Badge 6 through Badge 8 - 92 Total Pokémon
- Walking on Route 23: Sandslash (92 total)
Badge 8 through Elite Four - 96 Total Pokémon
Post-Elite Four - 102 Total Pokémon