1.Bulbasaur

2.Ivysaur

3.Venusaur

4.Charmander

5.Charmeleon

6.Charizard

7.Squirtle

8.Wartortle

9.Blastoise

10.Caterpie

11.Metapod

12.Butterfree

13.Weedle

14.Kakuna

15.Beedrill

16.Pidgey

17.Pidgeotto

18.Pidgeot

19.Rattata

20.Raticate