Route 21 (Kanto)
Pokémon Type Rarity Level
Bellsprout Bellsprout Grass Uncommon 27–29
Chinchou Chinchou Super Rod Uncommon 25–40
Chinchou Chinchou Good Rod Rare 10–25
Gloom Gloom Grass Uncommon 30–32
Gyarados Gyarados Super Rod Uncommon 25–40
Horsea Horsea Good Rod Very Common 10–25
Horsea Horsea Super Rod Uncommon 25–40
Kingler Kingler Super Rod Rare 28–40
Krabby Krabby Good Rod Very Common 10–25
Krabby Krabby Super Rod Uncommon 25–40
Lanturn Lanturn Super Rod Rare 27–40
Magikarp Magikarp Good Rod Uncommon 10–25
Magikarp Magikarp Old Rod Very Common 5–10
Mime Jr. Mime Jr. Grass Lure 33–33
Mr. Mime Mr. Mime Grass Rare 30–32
Oddish Oddish Grass Uncommon 27–29
Pidgeotto Pidgeotto Grass Uncommon 30–32
Pidgeotto Pidgeotto Grass Rare 30–32
Pidgey Pidgey Grass Uncommon 27–29
Poliwrath Poliwrath Water Lure 38–38
Psyduck Psyduck Super Rod Rare 25–40
Raticate Raticate Grass Uncommon 30–32
Rattata Rattata Grass Uncommon 27–29
Seadra Seadra Super Rod Rare 32–40
Shellder Shellder Super Rod Uncommon 25–40
Shellder Shellder Good Rod Rare 10–25
Slowpoke Slowpoke Super Rod Rare 25–40
Staryu Staryu Super Rod Uncommon 25–40
Tangela Tangela Grass Very Common 28–35
Tangela Tangela Grass Horde 26–28
Tentacool Tentacool Old Rod Uncommon 5–10
Tentacool Tentacool Water Horde 30–35
Tentacool Tentacool Water Very Common 30–35
Tentacool Tentacool Good Rod Uncommon 10–25
Tentacruel Tentacruel Water Uncommon 30–35
Tentacruel Tentacruel Super Rod Rare 30–40
Weepinbell Weepinbell Grass Uncommon 30–32