Iron Room

Unova

Black 2 Black 2 White 2 White 2 Black Black White White
Walking in tall grass or a cave
Onix
5%
L57
5%
L57
Nosepass
15%
L55–57
15%
L55–57
Lairon
15%
L55–57
15%
L55–57
Boldore
35%
L54–56
35%
L54–56
Woobat
10%
L54
10%
L54
Durant
20%
L54
20%
L54
Black 2 Black 2 White 2 White 2 Black Black White White
Walking in dust clouds
Onix
20%
L54
20%
L54
Steelix
5%
L57
5%
L57
Excadrill
75%
L54–57
75%
L54–57