Part 2: Beat Brock — Boulder Badge
Beat Brock — Boulder Badge opens 6 areas. There are 25 trainers standing in them. The fight at this checkpoint is Rocket Admin Archer.
Where to go
Route 3
Wild: Ekans 20% · Lv 10-12, Fletchling 20% · Lv 10-12, Buneary 10% · Lv 10-12, Nickit 10% · Lv 10-12 +14 more
Trainers: Youngster Ben Lv 12, Youngster Calvin Lv 15, Bug Catcher Colton Lv 11, Bug Catcher Greg Lv 11, Bug Catcher James Lv 13, Lass Janice Lv 11 +3 more
Pick up: TM34 Teleport, Oran Berry (hidden), ThunderStone
Route 4
Wild: Bellsprout 20% · Lv 13-15, Oddish 20% · Lv 13-15, Pidove 20% · Lv 13-15, Pumpkaboo 13% · Lv 13-15 +15 more
Trainers: Lass Crissy Lv 59
Pick up: TM05 Roar, TM40 Low Kick, Great Ball (hidden), Macho Brace, Mewtwonite Y, PP Up, Persim Berry (hidden), Razz Berry (hidden) +3 more
Route 4 Poke Center
Wild: Magikarp
Mt. Moon 1F
Wild: Geodude 20% · Lv 12-14, Geodude (Alola) 20% · Lv 12-14, Zubat 20% · Lv 12-14, Chewtle 10% · Lv 12-14 +22 more
Trainers: Youngster Josh Lv 16, Bug Catcher Kent Lv 13, Bug Catcher Robby Lv 12, Lass Miriam Lv 15, Lass Iris Lv 16, Super Nerd Jovan Lv 14 +1 more
Pick up: TM09 Bullet Seed, Escape Rope, Moon Stone, Muscle Band, Paralyze Heal, Potion, Rare Candy
Mt. Moon B1F
Wild: Nacli 20% · Lv 12-14, Paras 20% · Lv 12-14, Roggenrola 10% · Lv 12-14, Rolycoly 10% · Lv 12-14 +9 more
Pick up: Big Mushroom (hidden), TinyMushroom (hidden)
Mt. Moon B2F
Wild: Mawile 20% · Lv 12-14, Varoom 20% · Lv 12-14, Zubat 20% · Lv 12-14, Cranidos 10% · Lv 12-14 +12 more
Trainers: ★ Rocket Admin Archer Lv 21, ★ Rocket Admin Archer Lv 23, Super Nerd Miguel Lv 19, Super Nerd Miguel Lv 22, Team Rocket Grunt #1 Lv 15, Team Rocket Grunt #2 Lv 16 +2 more
Pick up: TM78 Low Sweep, Antidote, Dome Fossil, Ether (hidden), Helix Fossil, Moon Stone (hidden), Revive, Scope Lens +2 more
★ Rocket Admin Archer — Mt. Moon B2F
| Pokémon | Moves | |
|---|---|---|
 | Glimmet Lv 18 · Toxic Debris · Shuca Berry Timid nature | Ancient Power Venoshock Mud Shot Protect |
 | Houndour Lv 19 · Early Bird · Wise Glasses Timid nature | Incinerate Snarl Protect Hidden Power |
 | Mightyena Lv 21 · Strong Jaw · Berry Juice Jolly nature | Bite Ice Fang Howl Fire Fang |
This game's documentation doesn't say where 25 of its 678 fights happen, so those trainers are on no part of this walkthrough; they are all on the Trainers page. It also doesn't say when 7 of its areas open up, so they are listed together in the last part rather than guessed into the story.