Kanto

HeartGold HeartGold SoulSilver SoulSilver FireRed FireRed LeafGreen LeafGreen Yellow Yellow Red Red Blue Blue
Walking in tall grass or a cave
Diglett's Cave
50%
L13–17
Radio off
+40%
L15–19
50%
L13–17
Radio off
+40%
L15–19
95%
L15–22
95%
L15–22
95%
L15–22
95%
L15–22
95%
L15–22
HeartGold HeartGold SoulSilver SoulSilver FireRed FireRed LeafGreen LeafGreen Yellow Yellow Red Red Blue Blue
Smashing rocks
Vermilion City
90%
L24–37
90%
L24–37

Johto

HeartGold HeartGold SoulSilver SoulSilver
Walking in tall grass or a cave
Route 48
4%
L20
4%
L20

Sinnoh

Platinum Platinum Diamond Diamond Pearl Pearl
Walking in tall grass or a cave
Route 228
1%
L49
No game in slot 2
+4%
L49
Ruby in slot 2
+4%
L49
Sapphire in slot 2
+4%
L49
Emerald in slot 2
+4%
L49
FireRed in slot 2
+4%
L49
Not using PokéRadar
+1%
L25
No game in slot 2
+4%
L23
Ruby in slot 2
+4%
L23
Sapphire in slot 2
+4%
L23
Emerald in slot 2
+4%
L23
FireRed in slot 2
+4%
L23
Not using PokéRadar
+1%
L25
No game in slot 2
+4%
L23
Ruby in slot 2
+4%
L23
Sapphire in slot 2
+4%
L23
Emerald in slot 2
+4%
L23
FireRed in slot 2
+4%
L23