26: Raichu 28: Sandslash

Sandshrew

27: Sandshrew

Kanto

	HeartGold	SoulSilver	FireRed	LeafGreen	Crystal	Gold	Silver	Yellow	Red	Blue
Walking in tall grass or a cave
Mt. Moon 1F	+20% L8				+20% L8 +20% L8	20% L8		4% L12
Mt. Moon 2F	+20% L8
Route 10				25% L11–17						25% L11–17
Route 11				40% L12–15						40% L12–15
Route 23				20% L32–34						20% L26
Route 3								15% L8–10
Route 4				25% L6–12				15% L8–10		25% L6–12
Route 8				20% L17–19						20% L17–19
Route 9				25% L11–17						25% L11–17

Johto

	HeartGold	SoulSilver	Crystal	Gold	Silver
Walking in tall grass or a cave
Union Cave 1F	20% L6 +10% L6		+30% L6 +30% L6	30% L6
Union Cave B1F	20% L8 +10% L8			30% L8

Hoenn

	Emerald	Ruby	Sapphire
Walking in tall grass or a cave
Mirage Tower	50% L20–24
Route 111	35% L19–21	35% L19–21	35% L19–21
Route 113		25% L14–16	25% L14–16

Sinnoh

	Platinum	Diamond	Pearl
Walking in tall grass or a cave
Wayward Cave 1F	+8% L17–18	+8% L16	+8% L16
Wayward Cave B1F	+8% L18–20	+8% L16–17	+8% L16–17

Unova

	Black 2	White 2	Black	White
Walking in tall grass or a cave
Desert Resort	15% L19–20	15% L19–20
Desert Resort entrance	10% L19–20	10% L19–20
Relic Castle a	20% L19–20	20% L19–20