Courageous Cavern

Walkthrough
After completing all of Mustard's Trials and receiving Kubfu, you will be tasked with exploring the Isle of Armor with Kubfu. Mustard will mark four specific locations to visit with Kubfu on your Town Map, which you must visit in order to take on the Tower of Two Fists. You should expect to visit or travel through the following areas of the Isle of Armor: Stepping Stone Sea, Loop Lagoon, Courageous Cavern, Brawler's Cave, Challenge Road, and Potbottom Desert.

Wild Pokemon
Grasses- All Weather
Chewtle (100%): Levels 16-21

Fishing - All Weather
Magikarp (50%): Levels 16-21
Shellder (40%): Levels 16-21
Cloyster (10%): Levels 16-21

Waters - All Weather
Tentacool (60%): Levels 40-45
Clobbopus (40%): Levels 40-45

Special Overworld - All Weather
Crustle: Level 28
Druddigon: Level 42
Golisopod: Level 32
Swoobat: Level 28
Drednaw: Level 28

Special Water Encounters - All Weather
Tentacruel: Level 42
Whiscash: Level 42

Overworld - All Weather Outside Of Fog
Chewtle (56%): Levels 13-18
Woobat (16%): Levels 13-18
Wimpod (16%): Levels 13-18
Pincurchin (5%): Levels 13-18
Dwebble (5%): Levels 13-18
Chansey (2%): Levels 13-18

Overworld - Fog
Chewtle (56%): Levels 13-18
Woobat (16%): Levels 13-18
Wimpod (16%): Levels 13-18
Pincurchin (5%): Levels 13-18
Dwebble (5%): Levels 13-18
Blissey (2%): Levels 13-18

Items
TR37: Near Pokemon Dens
Icy Rock: High Up Cave
Max Mushrooms: Respawn Daily & After Max Raid Battles