Bulbasaur and Chikorita are the best pokemon in tier S; they will give you the best output in the game. The most prominent pokemon in tier A are Budew and Exeggcute.
Binacle and Bulbasaur (shadow) rank in tier B. The best pokemon in tier C are Chespin, and Hoppip, while Barboach and Houndour (shadow) rank in the D tier.
S Tier

| Bulbasaur |
| Chikorita |
| Chinchou |
| Cottonee |
| Ducklet |
| Tepig |
| Vulpix |
A Tier

| Budew |
| Exeggcute |
| Pansear |
| Seel |
| Growlithe (shadow) |
| Slowpoke |
| Slugma, |
B Tier

| Binacle |
| Bulbasaur (shadow) |
| Clauncher |
| Foongus |
| Lotad |
| Tentacool |
| Wooper |
| Oddish (shadow) |
| Shroomish |
| Turtwig (shadow) |
C Tier

| Chespin |
| Hoppip |
| Lileep |
| Litleo |
| Litwick |
| Poliwag (shadow) |
D Tier

| Barboach |
| Houndour (shadow) |
| Seedot |
| Cyndaquil |
| Darumaka |
| Sewaddle |
| Skrelp |
| Snivy |
| Torchich |
| Tympole |