The weather begins to become stormy randomly on the routes. During this, you can chance-encounter him
Thunderous is a White version only pokemon.
It can not be in Pokemon black but you can get it in Pokemon white.
i think you trade it from pokemon white
You have to trade it from Pkmn White
Thunderus is not in Pokemon Emerald.. it is in Pokemon White.. come on guys..
you need thunderous and tornadous to get him
Pokemon that espicially avalible in white is Zekrom, thunderous, Gotheritte, and Basculin Blue- striped
yes you can find it in Pokemon white. go to www.serebii.net for more information about where to find it.
Thunderous is a roaming Pokemon who travels throughout the Unova region. If you manage to find him, he will run away unless you put him to sleep or keep him from leaving the battle.
Do you mean Volotos? You can't catch it on Pokemon Black, since it can only be found on Pokemon White.
You cannot obtain Thunderous in Pokemon Black, only in Pokemon White, since it is game-specific, like other legendaries. As for Landorus, you can find it in the Abundant Shrine.
you can't you have to reset your game if you want to catch him