Rock Tunnel

1F

	HeartGold	SoulSilver
Walking in tall grass or a cave
Absol	+20% L10	+20% L10
Bronzor	+20% L10	+20% L10
Chingling	+20% L12	+20% L12
Cubone	25% L10–13 +10% L10	25% L10–13 +10% L10
Geodude	20% L10 +10% L10	20% L10 +10% L10
Machoke	5% L14	5% L14
Machop	+20% L12	+20% L12
Makuhita	+20% L12	+20% L12
Zubat	10% L8	10% L8

1F

	FireRed	LeafGreen
Walking in tall grass or a cave
Geodude	35% L15–17	35% L15–17
Machop	15% L16–17	15% L16–17
Mankey	15% L16–17	15% L16–17
Onix	5% L13–15	5% L13–15
Zubat	30% L15–16	30% L15–16

B1F

	HeartGold	SoulSilver	Yellow	Red	Blue
Walking in tall grass or a cave
Absol	+20% L12	+20% L12
Bronzor	+20% L12	+20% L12
Chingling	+20% L16	+20% L16
Cubone	20% L12 +10% L12	20% L12 +10% L12
Geodude	20% L12 +10% L12	20% L12 +10% L12	40% L16–20	25% L16–17	25% L16–17
Kangaskhan	5% L14	5% L14
Machop			10% L17–21	15% L15–17	15% L15–17
Makuhita	+20% L16	+20% L16
Marowak	5% L14	5% L14
Onix	+20% L16	+20% L16		5% L13–15	5% L13–15
Zubat	10% L10	10% L10	50% L15–21	55% L15–18	55% L15–18
	HeartGold	SoulSilver	Yellow	Red	Blue
Smashing rocks
Geodude	100% L12–21	100% L12–21

B1F

	FireRed	LeafGreen
Walking in tall grass or a cave
Geodude	35% L15–17	35% L15–17
Machop	10% L17	10% L17
Mankey	15% L16–17	15% L16–17
Onix	10% L13–17	10% L13–17
Zubat	30% L15–16	30% L15–16
	FireRed	LeafGreen
Smashing rocks
Geodude	95% L5–30	95% L5–30
Graveler	5% L25–40	5% L25–40

B2F

	Yellow	Red	Blue
Walking in tall grass or a cave
Geodude	30% L17–21	26% L16–18	26% L16–18
Machop	20% L18–20	15% L15–17	15% L15–17
Onix	10% L14–22	9% L13–17	9% L13–17
Zubat	40% L20–22	50% L16–18	50% L16–18