Haunter doesn't evolve at a level. It evolves by trading with another trainer.
Any level! You just have to trade it, to evolve it!
if you have a medicham you can trade a girl in snowpoint city for a hunter and it'll evolve into a gengar. Or, you can trade a hauntur with another trainer and it will evolve.
It is suppose to evolve at the Level of 20,but if you want it to evolve later it can evolve anything after it is at Level 20.
It will evolve by level. Teddiursa will evolve into a Ursaring at level 30.
Haunter doesn't evolve into Gengar by leveling it up. You have to trade it with another player for it to evolve. A good way to do it is to level your Haunter up until it learns the moves you want it to know, then trade it to a friend and then ask your friend to trade it back. Voila!
you have to trade with a person his hunter with you then he will evolve
Any level! You just have to trade it, to evolve it!
Hunter dosent evolve at a specific level it evolve if u trade him.No item is necessary to hold.
gastley evolve's at level 25 trade hunter to get gangare
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To evolve Gastly into Haunter just get it up to level 25.
IT is a trade evolution.
you have to trade him and trade him back
haunter evolves into genger by being traded you only can it evolve by trading your haunter
you don't train it you need to trade it
To evolve haunter u have to trade it. As soon as it is traded it will evolve into Gengar.
You need to trade it to another game to evolve it, it's okay if you trade it back afterwards.