| ||Cannot be bought|
| ||No type|
RSE: Give Scanner to Captain Stern in Slateport City Harbor.
HGSS: Route 20 (Dowsing MCHN), held by wild Chinchou, Lanturn, and Relicanth.
PBR: Buy (14,400 Poké Coupons).
B2W2: Black City (buy)
XY:To the far left of Azure Bay.