Part 4: Beat Wattson — Mauville Gym, badge 3
Beat Wattson — Mauville Gym, badge 3 opens 10 areas. There are 74 trainers standing in them. The fights at this checkpoint are Gym Leader Anabel [Inverse Battle], Hiker Trent, Picnicker Sophie & Bird Keeper Coby, and 7 more.
Where to go
Route 112
Wild: Minior 20%, Hatenna 15%, Vulpix 15%, Cherrim 10% +4 more
Trainers: ★ Hiker Trent, ★ Hiker Trent, Camper Larry, Hiker Brice, Picnicker Carol, Kindler Bryant +1 more
Pick up: Thick Club, Sitrus Berry
Route 113
Wild: Murkrow 30%, Mawile 25%, Tangela 20%, Xatu 10% +3 more
Trainers: ★ Picnicker Sophie & Bird Keeper Coby, ★ Picnicker Sophie & Bird Keeper Coby, Youngster Jaylen, Pokemaniac Wyatt, Camper Lawrence, Twins Tori & Tia +4 more
Pick up: TM58 Poisonous Graze, TM82 Dragon Tail, TM85 Tectonic Drift, Wide Lens, Zoom Lens
Fallarbor Town
Wild: Pachirisu 25%, Pinsir 25%, Minior 20%, Mawile 10% +2 more
Trainers: ★ Rival Midori, ★ Rival Midori
Pick up: TM63 Rock Slide, TM65 Shadow Claw, TM73 Thunder Wave, TM79 Freeze Dry, TM95 Snarl, Metal Coat, King's Rock, Razor Claw +24 more
Move tutor: Power-Up Punch, Body Slam, Psycho Cut, Rollout, Ominous Wind, Extrasensory, Power Gem, Air Slash, Parting Shot, Hypnosis
Route 114
Wild: Masquerain 70%, Clawitzer 60%, Jellicent 60%, Frillish 30% +8 more
Trainers: ★ Picnicker Angelina & Hiker Lucas, ★ Picnicker Angelina & Hiker Lucas, ★ Hiker Lenny, ★ Hiker Lenny, Picnicker Charlotte, Fisherman Kai +7 more
Pick up: TM05 Roar, TM28 Dig, TM62 Acrobatics, TM75 Swords Dance, Spell Tag
Jagged Pass
Wild: Absol 25%, Turtonator 25%, Centiskorch 15%, Coalossal 10% +3 more
Trainers: ★ Picnicker Autumn, ★ Picnicker Autumn, Hiker Eric, Picnicker Diana, Team Magma Grunt, Triathlete Julio +1 more
Pick up: TM31 Brick Break
Lavaridge Gym
Trainers: ★ Gym Leader Anabel [Inverse Battle] Lv 47, ★ Gym Leader Anabel [Inverse Battle] Lv 47, Cooltrainer Gerald [Inverse Battle], Ninja Boy Cole [Inverse Battle], Collector Axle [Inverse Battle], Battle Girl Danielle [Inverse Battle] +5 more
Mt. Chimney
Trainers: ★ Hiker Sawyer & Beauty Melissa, ★ Hiker Sawyer & Beauty Melissa, ★ Magma Admin Tabitha, ★ Magma Admin Tabitha, ★ Magma Leader Maxie, ★ Magma Leader Maxie +8 more
Trick House Puzzle 2
Trainers: School Kid Paul, School Kid Georgia, School Kid Ted
Route 111 Middle
Trainers: Intervewer Gabby & Ty, Intervewer Gabby & Ty, Picnicker Irene, Camper Travis
Route 111 North
Trainers: Cooltrainer Wilton, Cooltrainer Brooke, Black Belt Daisuke
★ Gym Leader Anabel [Inverse Battle] — Lavaridge Gym
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Froslass Lv 46 IceGhost | Ability Cursed Body Held item Focus Sash Timid nature · EVs 200Sp.Atk/200Spe | Ice Beam Shadow Ball Spikes Will-o-Wisp | HP70Attack80Defense70Sp. Atk80Sp. Def70Speed110Total480 |
 | Pinsir Lv 46 BugGround | Ability Moxie Held item Life Orb Jolly nature · EVs 148Atk/252Spe | Earthquake X-Scissor Knock Off Swords Dance | HP65Attack125Defense100Sp. Atk55Sp. Def70Speed85Total500 |
 | Snorlax Lv 47 Normal | Ability Thick Fat Held item Chesto Berry Careful nature · EVs 200HP/200Def | Curse Body Slam Rest Sleep Talk | HP160Attack110Defense65Sp. Atk65Sp. Def110Speed30Total540 |
 | Jynx Lv 46 IcePsychic | Ability Oblivious Held item Choice Specs Timid nature · EVs 148Sp.Atk/252Spe | Ice Beam Psychic Hidden Power Grass Trick | HP65Attack50Defense35Sp. Atk115Sp. Def95Speed95Total455 |
 | Type: Null Lv 47 Normal | Ability Battle Armor Held item Eviolite Impish nature · EVs 200HP/200Def | U-Turn Toxic Roar Return | HP95Attack95Defense95Sp. Atk95Sp. Def95Speed59Total534 |
 | Ursaluna Lv 47 GroundNormal | Ability Guts Held item Flame Orb Adamant nature · EVs 200HP/200Atk | Earthquake Return Play Rough Brick Break | HP130Attack140Defense105Sp. Atk45Sp. Def80Speed50Total550 |
★ Hiker Trent — Route 112
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Hippowdon level set by your team Ground | Ability Sand Stream Held item Smooth Rock Impish nature · EVs 100HP/100Def | Stealth Rock Yawn Slack Off Earthquake | HP108Attack112Defense118Sp. Atk68Sp. Def72Speed47Total525 |
 | Barbaracle level set by your team RockWater | Ability Tough Claws Held item Focus Sash Adamant nature · EVs 100Atk/100Spe | Shell Smash Liquidation Rock Slide Tectonic Drift | HP72Attack105Defense115Sp. Atk54Sp. Def86Speed68Total500 |
 | Rampardos level set by your team Rock | Ability Sheer Force Held item Chople Berry Jolly nature · EVs 160Spe | Head Smash Rock Slide Earthquake | HP97Attack165Defense70Sp. Atk65Sp. Def50Speed58Total505 |
 | Archeops level set by your team RockFlying | Ability Defeatist Held item Flying Gem Jolly nature · EVs 100Atk/100Spe | Acrobatics Stone Edge Knock Off U-Turn | HP75Attack140Defense65Sp. Atk112Sp. Def65Speed110Total567 |
 | Excadrill level set by your team GroundSteel | Ability Sand Rush Held item Shuca Berry Adamant nature · EVs 100Atk/100Spe | Iron Head Earthquake Swords Dance X-Scissor | HP110Attack135Defense60Sp. Atk50Sp. Def65Speed88Total508 |
★ Picnicker Sophie & Bird Keeper Coby — Route 113
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Arcanine (Hisui) level set by your team FireRock | Ability Intimidate Held item Liechi Berry Jolly nature · EVs 100Atk/100Spe | Stealth Rock Accelerock Flaring Rush Stone Edge | HP95Attack115Defense80Sp. Atk95Sp. Def80Speed90Total555 |
 | Gyarados level set by your team WaterFlying | Ability Moxie Held item Wacan Berry Jolly nature · EVs 100Atk/100Spe | Dragon Dance Waterfall Earthquake Crunch | HP95Attack125Defense79Sp. Atk60Sp. Def100Speed81Total540 |
 | Lumineon level set by your team WaterFairy | Ability Pixilate Held item Life Orb Timid nature · EVs 100Sp.Atk/100Spe | Scald Moonblast Air Slash Ice Beam | HP69Attack45Defense65Sp. Atk115Sp. Def86Speed100Total480 |
 | Ledian level set by your team BugFlying | Ability Swarm Held item Light Clay Timid nature · EVs 100HP/100Spe | Light Screen Reflect Bug Buzz Air Slash | HP65Attack35Defense50Sp. Atk105Sp. Def110Speed85Total450 |
 | Vikavolt level set by your team BugElectric | Ability Levitate Held item Zoom Lens Modest nature · EVs 100HP/100Sp.Atk | Thunder Bug Buzz Energy Ball Volt Switch | HP77Attack70Defense90Sp. Atk145Sp. Def75Speed43Total500 |
 | Decidueye level set by your team GrassGhost | Ability Long Reach Held item Assault Vest Adamant nature · EVs 100HP/100Atk | Leaf Blade Spirit Shackle Sucker Punch Brave Bird | HP78Attack107Defense75Sp. Atk100Sp. Def100Speed70Total530 |
Also fought around here
It also doesn't say when 23 of its areas open up, so they are listed together in the last part rather than guessed into the story.