Part 1: Just started — no badges
Pallet Town, Route 1, Viridian City, Route 2, Route 22 and Viridian Forest, up to Brock in Pewter City. Professor Oak hands you a partner Pikachu that walks behind you and never evolves, and your rival takes an Eevee. Viridian City has a Dream Eater tutor across the water, Pewter's museum has a Seismic Toss tutor and hands over the Old Amber and your choice of the Dome or Helix fossil, and Route 22 west of Viridian is where you meet your rival for the first optional fight.
Just started — no badges opens 7 areas. There are 17 trainers standing in them. The fights at this checkpoint are Rival, Brock, Rival (Flareon), and 2 more.
Where to go
Pallet Town
Wild: Magikarp 100% · Lv 5, Horsea 90% · Lv 5-40, Tentacool 90% · Lv 5-40, Goldeen 80% · Lv 10 +6 more
Trainers: ★ Rival Lv 5
Route 1
Wild: Pidgey 100% · Lv 2-7, Rattata 100% · Lv 2-7
Trainers: Cooltrainer Mura Lv 72
Pick up: Potion
Route 2
Wild: Rattata 100% · Lv 3-4, Nidoran♀ 50% · Lv 4-6, Nidoran♂ 50% · Lv 4-6, Pidgey 50% · Lv 3-7 +1 more
Pick up: HM05 Flash, Ether, Paralyze Heal, Pidgeotite
Route 22
Wild: Magikarp 100% · Lv 5, Psyduck 95% · Lv 15, Slowpoke 95% · Lv 15, Goldeen 80% · Lv 10 +10 more
Trainers: ★ Rival Lv 9, ★ Rival (Flareon) Lv 53, ★ Rival (Jolteon) Lv 53, ★ Rival (Vaporeon) Lv 53
Viridian City
Wild: Magikarp 100% · Lv 5, Psyduck 95% · Lv 15, Slowpoke 95% · Lv 15, Goldeen 80% · Lv 10 +5 more
Pick up: TM26 Earthquake, Potion
Move tutor: Dream Eater
Viridian Forest
Wild: Caterpie 50% · Lv 3-6, Weedle 50% · Lv 3-6, Kakuna 25% · Lv 4-6, Metapod 25% · Lv 4-6 +2 more
Trainers: Bug Catcher Anthony Lv 8, Bug Catcher Charlie Lv 7, Bug Catcher Dani Lv 72, Bug Catcher Doug Lv 7, Bug Catcher Rick Lv 6, Bug Catcher Sammy Lv 9 +1 more
Pick up: Antidote, Antidote (hidden), Antidote, Antidote (hidden), Beedrillite, Miracle Seed (hidden), Poké Ball, Potion +3 more
Pewter City Gym
Trainers: Camper Liam Lv 11, ★ Brock Lv 14, Brock (postgame rematch) Lv 65, Brock (rematch) Lv 14
★ Rival — Pallet Town
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Eevee (Rival's) Lv 5 Normal | The game’s documentation doesn’t list this trainer’s exact moves. Level-up moves Eevee (Rival's) knows by Lv 5 in Pokémon Classic: Helping Hand Tackle Tail Whip Sand Attack | HP65Attack75Defense70Sp. Atk85Sp. Def75Speed65Total435 |
★ Brock — Pewter City Gym
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Geodude Lv 12 RockGround | Tackle Defense Curl | HP40Attack80Defense100Sp. Atk30Sp. Def30Speed20Total300 | |
 | Onix Lv 14 RockGround | Tackle Bind Rock Tomb | HP35Attack45Defense160Sp. Atk30Sp. Def45Speed70Total385 |
★ Rival (Flareon) — Route 22
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Sandslash Lv 47 Ground | Slash Fury Swipes Poison Sting Swift | HP75Attack100Defense110Sp. Atk45Sp. Def55Speed65Total450 | |
 | Exeggcute Lv 45 GrassPsychic | Leech Seed Stun Spore Psybeam Solar Beam | HP60Attack40Defense80Sp. Atk60Sp. Def45Speed40Total325 | |
 | Cloyster Lv 45 WaterIce | Withdraw Supersonic Clamp Aurora Beam | HP50Attack95Defense180Sp. Atk85Sp. Def45Speed70Total525 | |
 | Magneton Lv 47 ElectricSteel | Thunder Shock Supersonic Swift Thunder Wave | HP50Attack60Defense95Sp. Atk120Sp. Def70Speed70Total465 | |
 | Kadabra Lv 50 Psychic | Psychic Reflect Confuse Ray Recover | HP40Attack35Defense30Sp. Atk120Sp. Def70Speed105Total400 | |
 | Flareon Lv 53 Fire | Held item Sitrus Berry | Flamethrower Leer Smog Will-O-Wisp | HP65Attack130Defense60Sp. Atk95Sp. Def110Speed65Total525 |