Emerald

New Mauville

Hoenn, 4 Pokémon, also inOR/AS R/S All Games

SimplifiedAdvanced

Static Encounter

Pokémon	Lv.
Voltorb Electric	25

Entrance

Map

Walking (Cave)

Pokémon	Lv.	Emerald
Magnemite ElectricSteel	22–26	50%
Voltorb Electric	22–26	50%

Inside

Map

Walking (Indoors)

Pokémon	Lv.	Emerald
Magnemite ElectricSteel	22–26	49%
Voltorb Electric	22–26	49%
Magneton ElectricSteel	26	1%
Electrode Electric	26	1%

Items

Ultra Ball, Escape Rope, Thunder Stone, Full Heal +1