A Secret In-Game Trade is when an NPC in a game trades with the player.
Diamond, Pearl and Platinum
|Oreburgh City||The trade in Oreburgh City involves a little boy. He asks for a Machop for an Abra.|
|Snowpoint City||The trade in Snowpoint City involves a girl asking you to trade her a Medicham in exchange for her Haunter.|
|Sinnoh Route 226||The trade on Route 226 involves a trade with a man who wants you to trade a Finneon for his German Magikarp nicknamed "Foppa."|