Part 4: Beat Whitney — Goldenrod City Gym, badge 3
the Squirt Bottle
Beat Whitney — Goldenrod City Gym, badge 3 opens 18 areas. There are 127 trainers standing in them. The fights at this checkpoint are Whitney, Rival Silver, Executive Ariana (rematch), and 2 more.
Where to go
Route 37
Wild: Shinx 40% · Lv 13-15, Joltik 20% · Lv 13, Minun 20% · Lv 15, Plusle 20% · Lv 13-15 +8 more
Trainers: Twins Tori & Til (double battle) Lv 16, Psychic Greg Lv 17, Beauty Callie Lv 16, Beauty Kassandra Lv 16
Ecruteak City
Wild: Poliwag 90% · Lv 10-25, Magikarp 85% · Lv 10, Poliwhirl 10% · Lv 15-25
Trainers: Kimono Girl Naoko Lv 38, Kimono Girl Sayo Lv 38, Kimono Girl Zuki Lv 38, Kimono Girl Kuni Lv 38, Kimono Girl Miki Lv 38, Team Rocket Grunt Grunt (rematch) Lv 12
Burned Tower
Wild: Yamask (Galar) 31.9% · Lv 14-15, Growlithe 25% · Lv 13-14, Chatot 21.3% · Lv 13-14, Growlithe (Hisui) 21.3% · Lv 13 +15 more
Trainers: ★ Rival Silver Lv 22, ★ Rival Silver Lv 22, ★ Rival Silver Lv 22, Firebreather Richard Lv 18, Firebreather Ned Lv 17
Bell Tower
Wild: Rattata 100% · Lv 20-24, Gastly 80% · Lv 20-22, Chatot 20% · Lv 20-21, Meditite 20% · Lv 22 +2 more
Route 38
Wild: Shinx 44.4% · Lv 16, Minun 22.2% · Lv 16, Plusle 22.2% · Lv 16, Poliwag 22.2% · Lv 16 +13 more
Trainers: Bird Keeper Toby Lv 18, School Kid Chad Lv 20, Beauty Valerie Lv 18, Lass Dana Lv 19, Sailor Harry Lv 20, School Kid Chad (rematch) Lv 30 +5 more
Route 39
Wild: Shinx 40% · Lv 16-17, Minun 20% · Lv 16, Pawniard 20% · Lv 16, Plusle 20% · Lv 16-17 +12 more
Trainers: Sailor Eugene Lv 25, Poké Fan Derek Lv 26, Poké Fan Ruth Lv 22, Psychic Nelson Lv 20, Poké Fan Derek (rematch) Lv 30, Poké Fan Derek (rematch) Lv 37 +1 more
Olivine City
Wild: Mantyke 85% · Lv 10, Crabrawler 60% · Lv 15-25, Krabby 60% · Lv 40, Magikarp 40% · Lv 20 +9 more
Trainers: Beauty Charlotte Lv 16
Route 42
Wild: Goldeen 90% · Lv 10-25, Magikarp 85% · Lv 10, Bidoof 20% · Lv 14, Buizel 20% · Lv 13-15 +17 more
Trainers: Fisherman Tully Lv 28, Poké Maniac Shane Lv 28, Hiker Benjamin Lv 28, Fisherman Tully (rematch) Lv 33, Fisherman Tully (rematch) Lv 38, Fisherman Tully (rematch) Lv 53
Mt. Mortar
Wild: Goldeen 90% · Lv 15-30, Magikarp 85% · Lv 10, Zubat 60% · Lv 15-17, Geodude 50% · Lv 13-15 +27 more
Trainers: Black Belt Kiyo Lv 34, Poké Maniac Harrison Lv 30, Super Nerd Hugh Lv 39, Super Nerd Markus Lv 19
Route 43
Wild: Magikarp 100% · Lv 5-50, Poliwag 80% · Lv 40, Yanma 40% · Lv 15-17, Girafarig 39% · Lv 15-17 +7 more
Trainers: Fisherman Marvin Lv 35, Poké Maniac Beckett Lv 34, Poké Maniac Brent Lv 30, Poké Maniac Ron Lv 35, Poké Maniac Brent (rematch) Lv 34, Poké Maniac Brent (rematch) Lv 43 +6 more
Lake of Rage
Wild: Magikarp 100% · Lv 10, Gyarados 30% · Lv 40
Trainers: Ace Trainer Alton Lv 24, Ace Trainer Lois Lv 32, Fisherman Andre Lv 35, Fisherman Raymond Lv 30
Route 44
Wild: Poliwag 90% · Lv 15-30, Magikarp 85% · Lv 10, Weepinbell 35% · Lv 22-24, Tangela 30% · Lv 23 +8 more
Trainers: Fisherman Wilton Lv 38, Fisherman Edgar Lv 39, Bird Keeper Vance Lv 40, Fisherman Wilton (rematch) Lv 36, Psychic Phil Lv 42, Poké Maniac Zach Lv 40 +7 more
Blackthorn City
Dragon's Den
Wild: Magikarp 100% · Lv 10, Dratini 30% · Lv 40, Dragonair 10% · Lv 40
Trainers: Ace Trainer Kobe Lv 37, Ace Trainer Piper Lv 35, Twins Clea & Gil (double battle) Lv 35, ★ Champion Lance (rematch) Lv 75, ★ Rival Silver Lv 60, ★ Rival Silver Lv 60 +1 more
Route 45
Wild: Magikarp 100% · Lv 2-25, Poliwag 80% · Lv 40, Graveler 40% · Lv 23-27, Geodude 30% · Lv 23 +7 more
Trainers: Black Belt Kenji Lv 28, Ace Trainer Ryan Lv 27, Ace Trainer Kelly Lv 27, Hiker Erik Lv 27, Hiker Michael Lv 25, Hiker Parry Lv 30 +7 more
Goldenrod City Gym
Trainers: Beauty Victoria Lv 16, Lass Carrie Lv 17, ★ Whitney Lv 21, Beauty Samantha Lv 16, Lass Cathy Lv 15
Lighthouse
Trainers: Gentleman Preston Lv 18, Bird Keeper Theo Lv 19, Sailor Huey Lv 20, Sailor Terrell Lv 20, Sailor Kent Lv 20, Sailor Roberto Lv 18 +9 more
Team Rocket HQ
Trainers: Team Rocket Grunt Grunt (rematch) Lv 30, Team Rocket Grunt Grunt (rematch) Lv 18, Team Rocket Grunt Grunt (rematch) Lv 17, Team Rocket Grunt Grunt (rematch) Lv 18, Team Rocket Grunt Grunt (rematch) Lv 19, Team Rocket Grunt Grunt (rematch) Lv 35 +8 more
★ Whitney — Goldenrod City Gym
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Furret Lv 19 Normal | Ability Run Away | Quick Attack Defense Curl Agility Fury Swipes | HP85Attack76Defense64Sp. Atk45Sp. Def55Speed90Total415 |
 | Miltank Lv 21 Normal | Ability Scrappy Held item Lum Berry | Rollout Attract Stomp Milk Drink | HP95Attack80Defense105Sp. Atk40Sp. Def70Speed100Total490 |
★ Rival Silver — Burned Tower
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Gastly Lv 20 GhostPoison | Ability Levitate | Lick Confuse Ray Mean Look Curse | HP30Attack35Defense30Sp. Atk100Sp. Def35Speed80Total310 |
 | Magnemite Lv 18 ElectricSteel | Ability Magnet Pull | Thunder Wave Thunder Shock Supersonic Sonic Boom | HP25Attack35Defense70Sp. Atk95Sp. Def55Speed45Total325 |
 | Zubat Lv 20 PoisonFlying | Ability Inner Focus | Astonish Supersonic Bite Wing Attack | HP40Attack45Defense35Sp. Atk30Sp. Def40Speed55Total245 |
 | Bayleef Lv 22 Grass | Ability Overgrow | Synthesis Reflect Magical Leaf Poison Powder | HP60Attack62Defense80Sp. Atk63Sp. Def80Speed60Total405 |
★ Executive Ariana (rematch) — Team Rocket HQ
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Arbok Lv 35 Poison | Ability Intimidate | Wrap Poison Sting Crunch Glare | HP60Attack95Defense69Sp. Atk65Sp. Def79Speed80Total448 |
 | Vileplume Lv 32 GrassPoison | Ability Chlorophyll | Mega Drain Sweet Scent Sleep Powder Acid | HP75Attack80Defense85Sp. Atk110Sp. Def90Speed50Total490 |
 | Murkrow Lv 27 DarkFlying | Ability Super Luck | Wing Attack Pursuit Astonish Night Shade | HP60Attack85Defense42Sp. Atk85Sp. Def42Speed91Total405 |
Also fought around here
This game's documentation doesn't say where 91 of its 732 fights happen, so those trainers are on no part of this walkthrough; they are all on the Trainers page.