Part 4: Favia Town — Celeste and the Mystic Badge
Celeste gives the Mystic Badge and the Teleport TM. Route 8, Machop's Den and the whole of Palerock Mountain open off this stretch.
Favia Town — Celeste and the Mystic Badge opens 17 areas. There are 31 trainers standing in them. The fights at this checkpoint are Celeste (party 1: your first visit), Pokémon Trainer Emily, Celeste (party 2: rematch 1), and 4 more.
Where to go
Favia Town
Wild: Ekans 50% · Lv 17, Rinring 40% · Lv 17-18, Spearow 40% · Lv 16, Heracross 30% · Lv 14-15 +1 more
Trainers: ★ Pokémon Trainer Emily Lv 22
Pick up: Rare Candy (hidden), Silver Leaf (hidden)
Machops Den
Wild: Machop 100% · Lv 14-21
Trainers: Beauty Blaze Lv 24, Hiker Adam Lv 24, Blackbelt Axel Lv 25
Palerock Cave 1F
Wild: Cubone 30% · Lv 14, Zubat 30% · Lv 14, Geodude 25% · Lv 14-15, Drowzee 10% · Lv 14 +2 more
Palerock Cave B1F
Wild: Magikarp 75% · Lv 24-25, Poliwag 65% · Lv 11-20, Poliwhirl 50% · Lv 45-47, Cubone 30% · Lv 17 +4 more
Trainers: Hiker Omar Lv 20, Blackbelt Clint Lv 20, Hiker Dean Lv 21, Biker Jared Lv 21, Firebreather Robin Lv 21
Pick up: Focus Sash, Pp Up, Revive
Palerock Cave B2F
Wild: Golbat 30% · Lv 36, Misdreavus 30% · Lv 34, Dunsparce 20% · Lv 35, Onix 14% · Lv 34-35 +1 more
Pick up: Binding Band, Calcium (hidden), Calcium, Calcium (hidden), Calcium, Nugget (hidden), Nugget, Nugget (hidden) +3 more
Palerock Mountain 1F
Wild: Geodude 50% · Lv 7-52, Diglett 40% · Lv 17-19, Zubat 30% · Lv 18, Shuckle 10% · Lv 7-52 +2 more
Trainers: Hiker Jay Lv 23, Hiker Jose Lv 24, Hiker Jacob Lv 25, Hiker George Lv 25
Pick up: Moon Stone, Poké Ball, Repel, Soda Pop
Palerock Mountain 2F
Wild: Diglett 30% · Lv 19, Zubat 30% · Lv 18, Geodude 25% · Lv 18-19, Gligar 10% · Lv 17 +1 more
Trainers: Beauty Reggie Lv 23
Palerock Mountain 3F
Wild: Swinub 40% · Lv 18-20, Shifur 30% · Lv 19, Delibird 20% · Lv 18, Clefairy 5% · Lv 19 +1 more
Trainers: Guitarist Anthony Lv 26
Palerock Mountain B1
Wild: Magikarp 65% · Lv 24-25, Poliwag 65% · Lv 11-20, Poliwhirl 50% · Lv 45-47, Cubone 30% · Lv 19 +5 more
Pick up: Fire Stone, Revive, Stardust, X Accuracy
Palerock Mountain B2
Wild: Geodude 50% · Lv 7-52, Diglett 35% · Lv 7-52, Onix 34% · Lv 30-34, Golbat 30% · Lv 35 +5 more
Pick up: Carbos (hidden), Nugget (hidden), Rare Candy, X Speed (hidden)
Palerock Mountain B3
Wild: Poliwag 65% · Lv 11-20, Seaking 65% · Lv 33-34, Poliwhirl 50% · Lv 45-47, Magikarp 35% · Lv 10 +5 more
Pick up: Full Heal (hidden), Iron (hidden), King's Rock, Max Ether (hidden), Pp Up, Star Piece (hidden), Water Stone
Palerock Mountain Hidden Cave
Wild: Seaking 70% · Lv 38-41, Poliwag 65% · Lv 11-20, Poliwhirl 50% · Lv 45-47, Swinub 40% · Lv 18-20 +6 more
Palerock Mountain Outside
Wild: Gligar 30% · Lv 16-19, Mankey 30% · Lv 19, Teddiursa 30% · Lv 18, Murkrow 10% · Lv 15-20 +1 more
Trainers: Guitarist Paul Lv 26, Guitarist Fredrik Lv 26, Guitarist Brendon Lv 26, Guitarist Tomas Lv 27
Palerock Mountain Waterfall Chamber
Wild: Poliwag 65% · Lv 11-20, Seaking 65% · Lv 33-34, Poliwhirl 50% · Lv 45-47, Kingler 35% · Lv 29-36 +3 more
Pick up: Big Pearl, Carbos (hidden), Hp Up, Max Repel, Pp Up (hidden), X Attack, X Spcl.atk
Route 8
Wild: Pineco 50% · Lv 16, Jigglypuff 30% · Lv 17, Murkrow 30% · Lv 16, Spearow 30% · Lv 16 +9 more
Pick up: TM23 Dig
Skarmorys Den
Wild: Skarmory Lv 60
Pick up: Quartz Beads
Favia Gym
Trainers: Scientist Melvin Lv 17, Scientist Adrian Lv 19, Guitarist Xavier Lv 20, Psychic Christian Lv 20, ★ Celeste (party 1: your first visit) Lv 21, Psychic Parker Lv 21 +6 more
★ Celeste (party 1: your first visit) — Favia Gym
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Kadabra Lv 19 Psychic | Confusion Teleport Disable | HP40Attack35Defense30Sp. Atk120Sp. Def70Speed105Total400 | |
 | Mr. Mime Lv 18 PsychicFairy | Confusion Doubleslap Calm Mind Teleport | HP40Attack45Defense65Sp. Atk100Sp. Def120Speed90Total460 | |
 | Starmie Lv 19 WaterPsychic | Bubblebeam Recover Psywave Teleport | HP60Attack75Defense85Sp. Atk100Sp. Def85Speed115Total520 | |
 | Clefairy Lv 21 Fairy | Doubleslap Sing Softboiled Teleport | HP70Attack45Defense48Sp. Atk60Sp. Def65Speed35Total323 | |
 | Xatu Lv 21 PsychicFlying | Ancientpower Confusion Teleport Night Shade | HP65Attack75Defense70Sp. Atk95Sp. Def70Speed95Total470 |
★ Pokémon Trainer Emily — Favia Town
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Flaaffy Lv 20 Electric | The game’s documentation doesn’t list this trainer’s exact moves. Level-up moves Flaaffy knows by Lv 20 in Pokémon Peridot Version: Thundershock Hypnosis Spark Double-Edge | HP70Attack55Defense55Sp. Atk80Sp. Def60Speed45Total365 | |
 | Phanpy Lv 20 Ground | The game’s documentation doesn’t list this trainer’s exact moves. Level-up moves Phanpy knows by Lv 20 in Pokémon Peridot Version: Flail Rollout Bulldoze Endure | HP90Attack60Defense60Sp. Atk40Sp. Def40Speed40Total330 | |
 | Farfetch'd Lv 20 NormalFlying | The game’s documentation doesn’t list this trainer’s exact moves. Level-up moves Farfetch'd knows by Lv 20 in Pokémon Peridot Version: Peck Fury Attack Wing Attack Cut | HP52Attack90Defense55Sp. Atk58Sp. Def62Speed60Total377 | |
 | Nyanell Lv 20 Dark | The game’s documentation doesn’t list this trainer’s exact moves. Level-up moves Nyanell knows by Lv 20 in Pokémon Peridot Version: Scratch Faint Attack Fury Swipes Screech | HP60Attack90Defense60Sp. Atk65Sp. Def55Speed110Total440 | |
| Clefairy Lv 22 Fairy | Held item Pink Bow | The game’s documentation doesn’t list this trainer’s exact moves. Level-up moves Clefairy knows by Lv 22 in Pokémon Peridot Version: Pound Sing Doubleslap Defense Curl | HP70Attack45Defense48Sp. Atk60Sp. Def65Speed35Total323 |
★ Celeste (party 2: rematch 1) — Favia Gym
| Pokémon | Ability & item | Moves | Base stats | |
|---|---|---|---|---|
 | Alakazam Lv 60 Psychic | Held item Twistedspoon | Teleport Psychic Ice Punch Thunderpunch | HP55Attack50Defense45Sp. Atk135Sp. Def95Speed120Total500 |
| Mr. Mime Lv 60 PsychicFairy | Held item X Speed | Calm Mind Psychic Moonblast Teleport | HP40Attack45Defense65Sp. Atk100Sp. Def120Speed90Total460 |
| Starmie Lv 60 WaterPsychic | Held item X Accuracy | Hydro Pump Blizzard Thunder Rapid Spin | HP60Attack75Defense85Sp. Atk100Sp. Def85Speed115Total520 |
 | Clefable Lv 60 Fairy | Held item X Spcl.atk | Moonblast Flamethrower Moonlight Cosmic Power | HP95Attack70Defense73Sp. Atk95Sp. Def90Speed60Total483 |
 | Jynx Lv 60 IcePsychic | Held item X Speed | Psychic Ice Beam Shadow Ball Lovely Kiss | HP65Attack50Defense35Sp. Atk115Sp. Def95Speed95Total455 |
| Xatu Lv 60 PsychicFlying | Held item X Attack | Psychic Hurricane Ancientpower Substitute | HP65Attack75Defense70Sp. Atk95Sp. Def70Speed95Total470 |
Also fought around here
This game's documentation doesn't say where 10 of its 518 fights happen, so those trainers are on no part of this walkthrough; they are all on the Trainers page.