karablast, shelmet, boldore, and gurdurr
Haunter only evolves into Gengar through trade. If you're using a generation 4 Pokemon game you can deposit Haunter into the GTS and trade for any other Pokemon in the GTS, then take back your Haunter and it will evolve.
gravel evolves to golem through trade
Rhydon will only evolve if you trade it with a friend in the 4th generation Pokemon games like diamond or pearl.
you need to trade electabuzz while holding the electrizer. It will evolve into electavire...only works in generation IV...
Yes! You will be able to trade Pokemon from 4th generation games to 5th generation. This will be accomplished through the PokeShifter.
at Level 42 and Trade it!! Then Trade back you get Rhyperior Edit: Rhyperior is a Generation IV Pokemon so ignore the last part of that answer.
You have to trade the Pokemon to evolve it.
Haunter evolves through a trade.
It evolves into Escavalier through trade with Shelmet
machamp and haunter are the only ones
Same way you evolve a Machoke in any other Pokemon game. You have to trade it to a different generation four Pokemon game. (ex. Diamond/Pearl/Platinum or HeartGold/SoulSilver)
yes but you get the starters through trade