This is a guide for each Pokemon Gym covering its trainers and leader along with the Pokemon they use.
Pewter City Gym
- To challenge this gym, you have to show grass or water Pokemon to the official.
- Trainer(s)
- Picnicker Amara
- Geodude – Level 7
- Camper Liam
- Geodude – Level 7
- Gym Leader Brock
- Geodude – Level 11
- Onix – Level 12
- Picnicker Amara
- TM
- TM01 Headbutt – Defeat Gym Leader Brock
Cerulean City Gym
- To challenge this gym, you have to show a Pokemon that is level 15 or higher to the official.
- Trainer(s)
- Beauty Lily
- Goldeen – level 16
- Beauty Violet
- Shellder – level 16
- Beauty Daisy
- Seel – level 16
- Gym Leader Misty
- Psyduck – level 18
- Starmie – level 19
- Beauty Lily
- TM
- TM29 Scald – Defeat Gym Leader Misty
Vermillion City Gym
- To challenge this gym, you have to chop down the tree blocking the entrance.
- The very middle trash can and the one to the north of it contain the two switches.
- Trainer(s)
- Gentleman Tucker
- Pikachu – level 22
- Rocker Baily
- Voltorb – level 22
- Voltorb – level 22
- Sailor Dwayne
- Magnemite – level 22
- Gym Leader Lt. Surge
- Voltorb – level 25
- Magnemite – level 25
- Raichu – level 26
- Gentleman Tucker
- Item(s)
- Lt. Surge’s Autograph – Defeat Gym Leader Lt. Surge
- TM
- TM36 Thunderbolt – Defeat Gym Leader Lt. Surge
Celadon City Gym
- To challenge this gym, you must show a cute Pokemon (you’re starter counts).
- Trainer(s)
- Lass Kay
- Oddish – level 28
- Beauty Mai
- Exeggcute – level 29
- Picnicker Tina
- Gloom – level 29
- Beauty Tamia
- Oddish – level 29
- Weepinbell – level 29
- Beauty Lori
- Gloom – level 29
- Ace Trainer Mary
- Weepinbell – level 31
- Tangela – level 32
- Lass Lina
- Bellsprout – level 28
- Bellsprout – level 28
- Bellsprout – level 28
- Gym Leader Erika
- Tangela – level 33
- Vileplume – level 34
- Weepinbell – level 33
- Lass Kay
- TM
- TM53 Mega Drain – Defeat Gym Leader Erika
Fuchsia City Gym
- To challenge this gym, you must have caught at least 50 species of Pokemon.
- Trainer(s0
- Tamer Phil
- Nidorina – level 41
- Nidorino – level 41
- Ace Trainer Kayden
- Muk – level 41
- Beedrill – level 42
- Juggler Kirk
- Haunter – level 40
- Juggler Harry
- Haunter – level 40
- Haunter – level 40
- Haunter – level 40
- Ace Trainer Annie
- Ivysaur – level 41
- Weezing – level 42
- Tamer Edgar
- Arbok – level 41
- Arbok – level 41
- Arbok – level 41
- Gym Leader Koga
- Weezing – level 43
- Venomoth – level 44
- Golbat – level 43
- Muk – level 43
- Tamer Phil
- TM
- TM27 Toxic – Defeat Gym Leader Koga
Saffron City Gym
- To challenge this gym, you must show a pokemon level 45 or higher
- NE = northeast, NW = northwest, SE = southeast, SW = southwest
- To reach Gym Leader Sabrina take the following path. This will also take you to every trainer in the gym as well.
- Start → SW → NE → NW → SE → SE → NE → NE → NE → NW → Gym Leader
- Trainer(s)
- Psychic Johan
- Slowbro – level 41
- Kadabra – level 41
- Ace Trainer Amanda
- Jynx – level 42
- Channeler Stacy
- Haunter – level 40
- Haunter – level 40
- Ace Trainer Cameron
- Kadabra – level 41
- Kadabra – level 42
- Channeler Imari
- Haunter – level 40
- Haunter – level 40
- Haunter – level 40
- Psychic Preston
- Hypno – level 41
- Gym Leader Sabrina
- Mr. Mime – level 43
- Slowbro – level 43
- Jynx – level 43
- Alakazam – level 44
- Psychic Johan
- TM(s)
- TM33 Calm Mind – Defeat Gym Leader Sabrina
Cinnabar Gym
- To challenge this gym, you must find the secret key in the Pokemon Mansion
- Trainers
- Super Nerd Erik
- Charmeleon – level 45
- Burglar Quinn
- Ninetales – level 44
- Super Nerd Derek
- Magmar – level 45
- Burglar Dusty
- Growlithe – level 44
- Rapidash – level 44
- Gym Leader Blaine
- Magmar – level 47
- Arcanine – level 48
- Rapidash – level 47
- Ninetales – level 47
- Super Nerd Erik
- Questions
- Which of these is the Spitfire Pokemon
- Answer: Magmar
- How many Gym Badges certified by the Pokemon League are there?
- Answer: Eight
- A Steel-type move used on a Fire-type Pokemon will be …?
- Answer: Not very effective
- TM28 contains the move Tombstony
- Answer: False or What is that!?!
- Who are you about to battle?
- Answer: Any choice is right
- Which of these is the Spitfire Pokemon
- TM(s)
- TM46 Fire Blast – Defeat Gym Leader Blaine
Viridian City Gym
- To challenge this gym, you must obtain the first 7 badges
- Trainers
- Tamer Cole
- Nidorino – level 47
- Rhyhorn – level 47
- Ace Trainer Samuel
- Nidoking – level 48
- Ace Trainer Kelly
- Nidoqueen – level 48
- Ace Trainer Yuji
- Dugtrio – level 47
- Rhyhorn – level 48
- Tamer Jason
- Sandslash – level 47
- Black Belt Takashi
- Graveler – level 47
- Gym Leader Giovanni
- Dugtrio – level 49
- Rhydon – level 50
- Nidoqueen – level 49
- Nidoking – level 49
- Tamer Cole
- Items
- Revive
- TM(s)
- TM41 Earthquake – Defeat Gym Leader Giovanni