303: Mawile 305: Lairon

Aron

304: Aron

Hoenn

	Emerald	Ruby	Sapphire
Walking in tall grass or a cave
Granite Cave 1F/small Room	10% L7–8	10% L7–8	10% L7–8
Granite Cave B1F	40% L9–11	40% L9–11	40% L9–11
Granite Cave B2F	40% L10–12	40% L10–12	40% L10–12
Victory Road 1F	5% L36	5% L36	5% L36

Sinnoh

	Platinum	Diamond	Pearl
Walking in tall grass or a cave
Fuego Ironworks	+22% L30–31	+22% L29–30

Unova

	Black 2	White 2	Black	White
Walking in tall grass or a cave
Guidance Chamber	20% L29–30	20% L29–30
Mistralton Cave	20% L29–30	20% L29–30