Route 15: 15 species in 2 games

Road 15: 15 species across 4 versions

Black and WhiteBlack 2 and White 2

Black and White: 12 species
Species	Method	Levels	Chance	Game page
Fearow	Walking in dark grass	58 to 60	30%	All places
Fearow	Walking in tall grass or a cave	48 to 50	30%	All places
Marowak	Walking in dark grass	57	20%	All places
Marowak	Walking in tall grass or a cave	47	20%	All places
Kangaskhan	Walking in dark grass	59	10%	All places
Kangaskhan	Walking in tall grass or a cave	49	10%	All places
Gligar	Walking in dark grass	57	10%	All places
Gligar	Walking in tall grass or a cave	47 to 49	15%	All places
Pupitar	Walking in dark grass	58 to 59	10%	All places
Pupitar	Walking in tall grass or a cave	48 to 50	10%	All places
Tyranitar	Walking in rustling grass	50	5%	All places
Gliscor	Walking in rustling grass	50	5%	All places
Watchog	Walking in dark grass	60	5%	All places
Audino	Walking in rustling grass	47 to 50	75%	All places
Throh	Walking in rustling grass	50	5%	All places
Sawk	Walking in dark grass	58 to 59	15%	All places
Sawk	Walking in tall grass or a cave	48 to 49	15%	All places
Emolga	Walking in rustling grass	48	10%	All places

Black 2 and White 2: 11 species
Species	Method	Levels	Chance	Game page
Sandslash	Walking in dark grass	62 to 64	30%	All places
Sandslash	Walking in tall grass or a cave	54 to 56	30%	All places
Gligar	Walking in dark grass	63 to 65	25%	All places
Gligar	Walking in tall grass or a cave	55 to 57	25%	All places
Pupitar	Walking in dark grass	63 to 65	15%	All places
Pupitar	Walking in tall grass or a cave	55 to 57	15%	All places
Tyranitar	Walking in rustling grass	57	5%	All places
Gliscor	Walking in rustling grass	57	5%	All places
Rotom	Trade with an npc	60	100%	All places
Audino	Walking in rustling grass	54 to 57	75%	All places
Throh	Walking in rustling grass	57	5%	All places
Sawk	Walking in dark grass	63 to 65	20%	All places
Sawk	Walking in tall grass or a cave	55 to 57	20%	All places
Scrafty	Walking in dark grass	63	10%	All places
Scrafty	Walking in tall grass or a cave	55	10%	All places
Emolga	Walking in rustling grass	55	10%	All places