Johto

HeartGold HeartGold SoulSilver SoulSilver
Walking in tall grass or a cave
Bell Tower
10F
Hoenn radio
+20%
L20–21
Hoenn radio
+20%
L20–21
Bell Tower
2F
Hoenn radio
+20%
L20–21
Hoenn radio
+20%
L20–21
Bell Tower
3F
Hoenn radio
+20%
L20–21
Hoenn radio
+20%
L20–21
Bell Tower
4F
Hoenn radio
+20%
L20–21
Hoenn radio
+20%
L20–21
Bell Tower
5F
Hoenn radio
+20%
L20–21
Hoenn radio
+20%
L20–21
Bell Tower
6F
Hoenn radio
+20%
L20–21
Hoenn radio
+20%
L20–21
Bell Tower
7F
Hoenn radio
+20%
L20–21
Hoenn radio
+20%
L20–21
Bell Tower
8F
Hoenn radio
+20%
L20–21
Hoenn radio
+20%
L20–21
Bell Tower
9F
Hoenn radio
+20%
L20–21
Hoenn radio
+20%
L20–21
Burned Tower
1F
Hoenn radio
+20%
L13–14
Hoenn radio
+20%
L13–14
Burned Tower
B1F
Hoenn radio
+20%
L14
Hoenn radio
+20%
L14
Sprout Tower
2F
Hoenn radio
+20%
L3–4
Hoenn radio
+20%
L3–4
Sprout Tower
3F
Hoenn radio
+20%
L3–4
Hoenn radio
+20%
L3–4
Unknown; all Rattata
Hoenn radio
+40%
L20
Hoenn radio
+40%
L20

Hoenn

Emerald Emerald Ruby Ruby Sapphire Sapphire
Walking in tall grass or a cave
Petalburg Woods
30%
L5–6
30%
L5–6
Route 101
10%
L2–3
45%
L2–3
45%
L2–3
Route 102
15%
L3–4
30%
L3–4
30%
L3–4
Route 103
20%
L3–4
60%
L2–4
60%
L2–4
Route 104
50%
L4–5
50%
L4–5
Route 110
20%
L12
20%
L12
Route 116
28%
L6–8
28%
L6–8
Route 117
30%
L13–14
30%
L13–14
Route 118
30%
L24–26
30%
L24–26
30%
L24–26
Route 119
30%
L25–27
30%
L25–27
30%
L25–27
Route 120
20%
L25
20%
L25
Route 121
20%
L26
20%
L26
Route 123
20%
L26
20%
L26

Sinnoh

Platinum Platinum Diamond Diamond Pearl Pearl
Walking in tall grass or a cave
Route 202
During a swarm
+40%
L3
During a swarm
+40%
L3
During a swarm
+40%
L3

Kalos

X X Y Y
Walking in tall grass or a cave
Route 2
15%
L3–4
15%
L3–4