There is no place that you can catch a Gengar and he can only be obtained by evolving Haunter via trade.
You cant catch Gengar in there, only Gastly and the Rotom in the tv.
Gengar is never a wild Pokémon and therefore is not catchable. The only way you can obtain it is to trade a Haunter.
Gengar can only be obtained by trading a Haunter.
You'll need to trade for a Haunter or a Gengar in the GTS or from someone.
You cant. You have to catch a gastly then envolve it to haunter then trade with someone and trade back haunter will envolve to gengar!
you can't catch a gengar. you catch a haunter then trade it so it evolves. make sure its not holding an everstone. ;)
in blue gengar in red nidorino.
evolve it by trading it with another player
press a
You can't in order to get a gengar go to the Pokemon tower in lavender town and catch a ghastly then trade it to a friend or another gba and trade it back so it will evolve into a Gengar.
You cant catch it. You can catch a gastly, raise it into a haunter. to make it a gengar, you have to trade it and trade it back
You can get gastly and haunter in lavender town. Trade a haunter to a friend to make it evolve into gengar.