Part 7: Beat Lucy — Fortree City Gym, badge 6
Dive opens up in Mossdeep City.
Beat Lucy — Fortree City Gym, badge 6 opens 13 areas. There are 136 trainers standing in them. The fights at this checkpoint are Gym Leader Tate & Liza [Permanent Psychic Terrain, Permanent Trick and Wonder Room], Bug Maniac Jeffrey [Rain, Permanent Grassy Terrain], Cooltrainer Marcel & Cooltrainer Cristin, and 14 more.
Where to go
Route 120
Wild: Tynamo 70%, Beartic 60%, Lombre 40%, Cubchoo 30% +6 more
Trainers: ★ Bug Maniac Jeffrey [Rain, Permanent Grassy Terrain], ★ Bug Maniac Jeffrey [Rain, Permanent Grassy Terrain], Parasol Lady Clarissa, Bird Keeper Robert, Intervewer Gabby&Ty, Bird Keeper Colin +10 more
Pick up: TM67 Crunch, TM93 Wild Charge, Devon Scope, Audinite
Route 121
Wild: Feebas 70%, Lombre 40%, Lotad 30%, Ludicolo 30% +8 more
Trainers: ★ Cooltrainer Marcel & Cooltrainer Cristin, ★ Cooltrainer Marcel & Cooltrainer Cristin, Bug Maniac Cale, Hex Maniac Tammy, Beauty Jessica, Senior & Junior Kate&Joy +4 more
Pick up: TM54 Psyshock, Protective Pads
Mt. Pyre
Wild: Haunter 25%, Lampent 25%, Yamask 20%, Misdreavus 10% +3 more
Trainers: ★ Hex Maniac Valerie & Psychic Cedric, ★ Hex Maniac Valerie & Psychic Cedric, ★ Expert Koharu, ★ Expert Koharu, Pokemaniac Mark, Hex Maniac Leah +7 more
Pick up: TM26 Earthquake, TM30 Shadow Ball, Sablenite
Mt. Pyre Outside
Wild: Torkoal 30%, Houndoom 20%, Lampent 20%, Drifblim 10% +3 more
Trainers: Aqua Grunt 1, Aqua Grunt 2, Aqua Grunt 3, Aqua Grunt 4
Lilycove City
Wild: Wimpod 100%, Clawitzer 60%, Golisopod 30%, Crawdaunt 10%
Trainers: ★ Rival Brendan/May [Double Battle] (Grass), ★ Rival Brendan/May [Double Battle] (Grass), ★ Rival Brendan/May [Double Battle] (Water), ★ Rival Brendan/May [Double Battle] (Water), ★ Rival Brendan/May [Double Battle] (Fire), ★ Rival Brendan/May [Double Battle] (Fire)
Pick up: TM07 Hail, TM11 Sunny Day, TM14 Blizzard, TM18 Rain Dance, TM25 Thunder, TM38 Fire Blast, Leftovers, Metronome +2 more
Move tutor: Body Press, Wood Hammer, Gunk Shot, Electro Ball, Petal Dance, Sludge Wave, Sticky Web, Toxic Spikes, Trick, Tailwind, Triple Axel
Magma Hideout
Wild: Magmar 30%, Coalossal 10%, Heatmor 10%, Klang 10% +5 more
Trainers: ★ Magma Admin Tabitha [Sun], ★ Magma Admin Tabitha [Sun], ★ Magma Leader Maxie [Sun, Groudon, Back to Back Battle 1/2], ★ Magma Leader Maxie [Sun, Groudon, Back to Back Battle 1/2], ★ Magma Leader Maxie [Sun, Back to Back Battle 2/2], ★ Magma Leader Maxie [Sun, Back to Back Battle 2/2] +12 more
Pick up: TM20 Flaring Rush, Utility Umbrella
Route 124
Wild: Chewtle 70%, Drednaw 60%, Wimpod 40%, Golisopod 30% +5 more
Trainers: ★ Swimmer Roland & Triathlete Isabella, ★ Swimmer Roland & Triathlete Isabella, Swimmer Grace, Swimmer Grace, Swimmer Declan, Swimmer Declan +8 more
Pick up: Red Shard, Smooth Rock, Alakazite, Garchompite, Metagrossite, Salamencite, Tyranitarite
Mossdeep City
Wild: Bruxish 70%, Dragalge 60%, Masquerain 40%, Surskit 30%
Pick up: TM04 Calm Mind, TM16 Light Screen, TM33 Reflect, TM59 Dragon Pulse, TM60 Drain Punch, TM87 Play Rough, TM94 Sucker Punch, TM100 Curse +8 more
Move tutor: Megahorn, Volt Tackle, Extreme Speed, Meteor Mash, Heat Wave, Frost Breath, Future Sight, Electric Terrain, Misty Terrain, Grassy Terrain, Psychic Terrain
Mossdeep City Gym
Trainers: ★ Gym Leader Tate & Liza [Permanent Psychic Terrain, Permanent Trick and Wonder Room] Lv 64, ★ Gym Leader Tate & Liza [Permanent Psychic Terrain, Permanent Trick and Wonder Room] Lv 64, Psychic Preston, Psychic Preston, Psychic Maura, Psychic Maura +20 more
Aqua Hideout
Trainers: ★ Aqua Admin Matt, ★ Aqua Admin Matt, Aqua Grunt 1, Aqua Grunt 2, Aqua Grunt 3, Aqua Grunt 4 +4 more
Crestwood Town
Trainers: ★ Band Trial Head Sidney [Permanent Electric Terrain, Back to Back Battle 1/2], ★ Band Trial Head Sidney [Permanent Electric Terrain, Back to Back Battle 1/2], ★ Band Trial Head Sidney [Permanent Psychic Terrain, Back to Back Battle 2/2], ★ Band Trial Head Sidney [Permanent Psychic Terrain, Back to Back Battle 2/2], ★ Specs Trial Head Rosalie, ★ Specs Trial Head Rosalie +2 more
Route 123 East
Trainers: Psychic Cameron, Ninja Boy Jonas, Parasol Lady Kayley, Hex Maniac Kindra, Collector Ed, Cooltrainer Braxton +2 more
Magma Hideout Groudon Room
Trainers: Magma Grunt 13, Magma Grunt 14, Magma Grunt 15
★ Gym Leader Tate & Liza [Permanent Psychic Terrain, Permanent Trick and Wonder Room] — Mossdeep City Gym
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Hatterene Lv 63 PsychicFairy | Ability Magic Bounce Held item Life Orb Quiet nature · EVs 252HP/252Sp.Atk | Expanding Force Draining Kiss Calm Mind Taunt | HP57Attack90Defense95Sp. Atk136Sp. Def103Speed29Total510 |
 | Oranguru Lv 63 NormalPsychic | Ability Inner Focus Held item Colbur Berry Calm nature · EVs 252HP/252Def | Helping Hand Protect Expanding Force Reflect | HP90Attack60Defense80Sp. Atk90Sp. Def110Speed60Total490 |
 | Scrafty Lv 63 DarkFighting | Ability Intimidate Held item Leftovers Impish nature · EVs 252HP/252Def | Bulk Up Knock Off Drain Punch Protect | HP65Attack90Defense115Sp. Atk45Sp. Def115Speed58Total488 |
 | Marowak (Alola) Lv 63 FireGhost | Ability Rock Head Held item Thick Club Brave nature · EVs 252HP/252Atk | Flare Blitz Poltergeist Stomping Tantrum Thunder Punch | HP60Attack80Defense110Sp. Atk50Sp. Def80Speed45Total425 |
 | Slowking (Galar) Lv 64 PoisonPsychic | Ability Regenerator Held item Black Sludge Calm nature · EVs 252HP/252Sp.Def | Expanding Force Toxic Slack Off Sludge Bomb | HP95Attack65Defense80Sp. Atk110Sp. Def110Speed30Total490 |
 | Slowbro Lv 64 WaterPsychic | Ability Oblivious/Shell Armor Held item Slowbronite Modest nature · EVs 252HP/252Sp.Atk | Calm Mind Slack Off Expanding Force Flamethrower | HP95Attack75Defense110Sp. Atk100Sp. Def80Speed30Total490 |
★ Bug Maniac Jeffrey [Rain, Permanent Grassy Terrain] — Route 120
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Galvantula level set by your team BugElectric | Ability Unnerve Held item Focus Sash Timid nature · EVs 148Sp.Atk/252Spe | Sticky Web Thunder Volt Switch Bug Buzz | HP70Attack77Defense60Sp. Atk97Sp. Def60Speed108Total472 |
 | Ferrothorn level set by your team GrassSteel | Ability Iron Barbs Held item Rocky Helmet Impish nature · EVs 200HP/200Def | Leech Seed Protect Power Whip Toxic | HP74Attack94Defense131Sp. Atk54Sp. Def116Speed20Total489 |
 | Rotom (Mow) level set by your team ElectricGrass | Ability Levitate Held item Leftovers Timid nature · EVs 148Sp.Def/252Spe | Volt Switch Leaf Storm Pain Split Will-o-Wisp | HP50Attack65Defense107Sp. Atk105Sp. Def107Speed86Total520 |
 | Swoobat level set by your team PsychicFlying | Ability Simple Held item Petaya Berry Timid nature · EVs 148Sp.Atk/252Spe | Hurricane Calm Mind Stored Power Substitute | HP67Attack57Defense55Sp. Atk77Sp. Def55Speed114Total425 |
 | Gallade level set by your team PsychicFighting | Ability Neuroforce Held item Galladite Jolly nature · EVs 148Atk/252Spe | Close Combat Zen Headbutt Mach Punch Knock Off | HP68Attack125Defense70Sp. Atk65Sp. Def110Speed90Total528 |
★ Cooltrainer Marcel & Cooltrainer Cristin — Route 121
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Tyranitar level set by your team RockDark | Ability Sand Stream Held item Smooth Rock Careful nature · EVs 200HP/200Sp.Def | Rock Slide Thunder Wave Stealth Rock Block | HP100Attack134Defense110Sp. Atk95Sp. Def100Speed61Total600 |
| Scrafty level set by your team DarkFighting | Ability Intimidate Held item Liechi Berry Adamant nature · EVs 200HP/200Atk | Drain Punch Bulk Up Fake Out Knock Off | HP65Attack90Defense115Sp. Atk45Sp. Def115Speed58Total488 |
 | Perrserker level set by your team Steel | Ability Tough Claws Held item Choice Band Adamant nature · EVs 200Atk/200Spe | Iron Head Close Combat Seed Bomb U-Turn | HP70Attack110Defense100Sp. Atk50Sp. Def60Speed50Total440 |
 | Doublade level set by your team SteelGhost | Ability No Guard Held item Eviolite Impish nature · EVs 200Atk/200Sp.Def | Shadow Sneak Swords Dance Solar Blade Iron Head | HP59Attack110Defense150Sp. Atk45Sp. Def49Speed35Total448 |
 | Archeops level set by your team RockFlying | Ability Defeatist Held item Power Herb Timid nature · EVs 148Sp.Atk/252Spe | Meteor Beam Air Slash Heat Wave Ancient Power | HP75Attack140Defense65Sp. Atk112Sp. Def65Speed110Total567 |
 | Camerupt level set by your team FireGround | Ability Solid Rock/Sheer Force Held item Cameruptite Modest nature · EVs 200HP/200Sp.Atk | Fire Blast Earth Power Heat Wave Yawn | HP75Attack100Defense85Sp. Atk105Sp. Def75Speed40Total480 |
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.