Kanto (3,0,2,0)
Johto (1,3,1,0)
Hoenn (1,3,0,1)
Sinnoh (2,2,1,0)
Unova (1,3,0,1)
100
It does not need eyes, because it emits ultrasonic waves to check its surroundings while it flies.
Zubat
100
______ lives even further underground than Onix. This Pokémon is known to dig towards the earth's core. There are records of this Pokémon reaching a depth of over six-tenths of a mile underground.
Steelix
100
A ______ dives upon prey from far above. It never misses its targets. It takes to the skies in search of lands with a warm climate.
Swellow
100
When it finds something that looks like it might be edible, it goes right ahead and swallows it whole. That's why it gets fatter day by day.
Munchlax
100
When it encounters a foe bigger than itself, it wants to throw it. It changes belts as it gets stronger.
Throh
200
If it is sad or lonely, the skull it wears shakes, and emits a plaintive and mournful sound.
Cubone
200
Every day, it tilts its head in the same rhythm. A long time ago, people raised these Pokémon to serve as clocks.
Hoothoot
200
It scatters poisonous spores and throws powerful punches while its foe is hampered by inhaled spores.
Breloom
200
Inflating its poison sacs, it fills the area with an odd sound and hits flinching opponents with a poison jab.
Croagunk
200
Its internal fire burns at 2,500° F, making enough power that it can destroy a dump truck with one punch. When weakened in battle, it transforms into a stone statue. Then it sharpens its mind and fights on mentally.
Darmanitan
300
Sometimes, on a dark night, your shadow thrown by a streetlight will suddenly and startlingly overtake you. It is actually a Gengar running past you, pretending to be your shadow.
Gengar
300
Long ago, people imagined its eerie howls to be the call of the grim reaper.
Houndoom
300
Its fangs rip through sheet iron. It swims at 75 mph and is known as "The Bully of the Sea."
Sharpedo
300
It blankets wide areas in snow by whipping up blizzards. It is also known as the Ice Monster.
Abomasnow
300
It communicates with others telepathically. Its body is encapsulated in liquid, but if it takes a heavy blow, the liquid will leak out.
Solosis 
400
A life-form whose identity is unknown. It is said to screech or suddenly selfdestruct.
Voltorb
400
Extremely strong, it can change the landscape. It has an insolent nature that makes it not care about others.
Tyranitar
400
Using its tail like a spring, it keeps its heart beating by bouncing constantly. If it stops, it dies.
Spoink
400
As everyone knows, it visits peaceful regions, bringing them gifts of kindness and sweet blessings.
Togekiss
400
They use shells they've stolen from Shelmet to arm and protect themselves. They're very popular Pokémon in the Galar region.
Escavalier 
500
Even dynamite can't harm its hard, boulder-like body. It sheds its hide just once a year.
Golem
500
It is encased in a steel shell. Its peering eyes are all that can be seen of its mysterious innards.
Forretress
500
Its appearance changes with the weather. Recently, its molecules were found to be just like water.
Castform
500
The soul of a woman lost on a snowy mountain possessed an icicle, becoming this Pokémon. The food it most relishes is the souls of men.
Froslass 
500
Having removed its heavy shell, it becomes very light and can fight with ninja-like movements.
Accelgor