KantoFour IslandFour Island in Kanto. Explore Pokémon encounters by area, version, method and level. Games: Firered, Leafgreen. Areas 1Four Island Pokémon Encounters30 Filter Encounters By Game FireredLeafgreen Four IslandSuper RodPokémonLevelChancePsyduckLv. 15-254%PsyduckLv. 25-351%PoliwagLv. 15-2540%PoliwagLv. 15-2540%PoliwhirlLv. 20-3040%PoliwhirlLv. 20-3040%SlowpokeLv. 15-254%SlowpokeLv. 25-351%GyaradosLv. 15-2515%GyaradosLv. 15-2515%SurfPokémonLevelChancePsyduckLv. 5-3530%SlowpokeLv. 5-3530%MarillLv. 5-1560%MarillLv. 15-255%MarillLv. 15-254%MarillLv. 15-251%WooperLv. 5-1560%WooperLv. 15-255%WooperLv. 15-254%WooperLv. 15-251%Good RodPokémonLevelChancePoliwagLv. 5-1560%PoliwagLv. 5-1560%GoldeenLv. 5-1520%GoldeenLv. 5-1520%MagikarpLv. 5-1520%MagikarpLv. 5-1520%Old RodPokémonLevelChanceMagikarpLv. 570%MagikarpLv. 530%MagikarpLv. 570%MagikarpLv. 530% PokéLore › Locations › Four Island