Cerulean Cave 1F

17 wild Pokémon across 6 encounter methods.

Map Guide

Pinpoint trainers, items, hidden pickups, exits, puzzle spots, and special encounters on the real map.

Connected Maps

Nearby rooms and floors on this visit.

Travel Routes

Route	Destination	Landing
Exit	Cerulean City	—

Remember For Later

Map Registration

Visiting this area registers it on the Town Map.

Map	How to register
Town Map	Visit this area to register it.

Special Pokémon

Mewtwo

How to get it

Inside Cerulean Cave B1F

Static encounter

Encounter this Pokémon here.

Level

Lv 70

Wild Encounters

Grass

8 species.

Encounter rate 7

Pokémon	Levels	Chance
Parasect	Lv 49-58	25%
Magneton	Lv 49	20%
Golbat	Lv 46-55	14%
Primeape	Lv 52-61	11%
Ditto	Lv 52-61	11%
Machoke	Lv 46	10%
Electrode	Lv 58	5%
Wobbuffet	Lv 55	4%

Water

2 species.

Encounter rate 2

Pokémon	Levels	Chance
Psyduck	Lv 30-50	65%
Golduck	Lv 40-55	35%

Old Rod

1 species.

Encounter rate 20

Pokémon	Levels	Chance
Magikarp	Lv 5	100%

Good Rod

3 species.

Encounter rate 20

Pokémon	Levels	Chance
Poliwag	Lv 5-15	60%
Magikarp	Lv 5-15	20%
Goldeen	Lv 5-15	20%

Super Rod

4 species.

Encounter rate 20

Pokémon	Levels	Chance
Poliwag	Lv 15-25	40%
Poliwhirl	Lv 20-30	40%
Gyarados	Lv 15-25	15%
Psyduck	Lv 15-35	5%

Rock Smash

2 species.

Encounter rate 50

Pokémon	Levels	Chance
Geodude	Lv 30-50	65%
Graveler	Lv 40-55	35%

Repel Planning

If your lead Pokémon is above a wild level, Repel skips it. These checkpoints show what disappears completely.

Grass

5 useful lead levels.

Lead Level	Fully Blocked	Still Possible
Lv 47	Machoke 1 species blocked	7 species
Lv 50	Magneton, Machoke 2 species blocked	6 species
Lv 56	Magneton, Golbat, Machoke, Wobbuffet 4 species blocked	4 species
Lv 59	Parasect, Magneton, Golbat, Machoke, Electrode, Wobbuffet 6 species blocked	2 species
Lv 62	Parasect, Magneton, Golbat, Primeape, Ditto, Machoke, Electrode, Wobbuffet 8 species blocked	0 species

Water

2 useful lead levels.

Lead Level	Fully Blocked	Still Possible
Lv 51	Psyduck 1 species blocked	1 species
Lv 56	Psyduck, Golduck 2 species blocked	0 species

Old Rod

1 useful lead levels.

Lead Level	Fully Blocked	Still Possible
Lv 6	Magikarp 1 species blocked	0 species

Good Rod

1 useful lead levels.

Lead Level	Fully Blocked	Still Possible
Lv 16	Poliwag, Magikarp, Goldeen 3 species blocked	0 species

Super Rod

3 useful lead levels.

Lead Level	Fully Blocked	Still Possible
Lv 26	Poliwag, Gyarados 2 species blocked	2 species
Lv 31	Poliwag, Poliwhirl, Gyarados 3 species blocked	1 species
Lv 36	Poliwag, Poliwhirl, Gyarados, Psyduck 4 species blocked	0 species

Rock Smash

2 useful lead levels.

Lead Level	Fully Blocked	Still Possible
Lv 51	Geodude 1 species blocked	1 species
Lv 56	Geodude, Graveler 2 species blocked	0 species

Items And Rewards

Item	How to get it	Cost
Full Restore	Pickup Pick up the item ball on this map.	—
Max Elixir	Pickup Pick up the item ball on this map.	—
Nugget	Pickup Pick up the item ball on this map.	—
Ultra Ball	Hidden Item Search this exact hidden spot.	—
Full Restore	Inside Cerulean Cave 2F Pickup Pick up the item ball on this map.	—
PP Up	Inside Cerulean Cave 2F Pickup Pick up the item ball on this map.	—
Ultra Ball	Inside Cerulean Cave 2F Pickup Pick up the item ball on this map.	—
Max Revive	Inside Cerulean Cave B1F Pickup Pick up the item ball on this map.	—
Ultra Ball	Inside Cerulean Cave B1F Pickup Pick up the item ball on this map.	—