so you want a haunter fine fine... but plz note that you can catch them in the old chatea and turn back cave ok now heres the details in snowpoint city go to the top left house inside a girl on a table wants to trade with u so talk to her and trade your medichan for a haunter oh and if u want a Pokemon battle with the best come to bromford pets in the UK in erdington creston ok for now bye!
Gahstly will evolve at lvl25 to Haunter then trade haunter to evolve to a Gengar.
Have someone trade you a haunter.
You'll need to trade for a Haunter in order for it to evolve into Gengar.
No it won't Haunter only evolves when you trade across to a similar game, you have to trade it to Leaf green for it to evolve. It will migrate to Pokemon platinum and will stay as a haunter. To evolve it to a Genger on platinum, you must trade it to another platinum, diamond or pearl
You have to trade it and it evolves.
you trade haunter with someone
you trade him. and he will evolve into gengar. you trade him. and he will evolve into gengar.
you can trade it at the guy at snowpoint city
Gahstly will evolve at lvl25 to Haunter then trade haunter to evolve to a Gengar.
Haunter evolves into Gengar by trading. Since the GTS is not functional in Pokemon Diamond and Pearl anymore, you will need to ask a friend, who has a copy, to do a trade-back with your Haunter.
You have to trade to another game to make it evolve.
you trade him, he evolves
Have someone trade you a haunter.
Get a Haunter and trade it with a friend in the Union Room, then it will evolve into Gengar if it doesn't have an everstone.
You trade haunter to get gengar.
Trade Haunter and you will get a Gengar.
Trade Haunter with any Pokemon to make it evolve!