You can't. Only can be obtainable by PokeTransfer.
In Pokemon Black you can actually get quite a bit of legendaries. You can Get Reshiram, Kyuram, Giratina, and Arceus. Also Kyogre and Groudon.
Yes, You can catch Groudon in Pokemon Emerald.
kYOGRE AND GROUDON ARE IN POKEMON MOVIE UR MOTHER
There is no Groudon in Pokémon Crystal.
Groudon is not in Pokémon Black.
Groudon can't be found in Pokemon black! :( He can only be caught by trading him from soulsilver or heartgold! Hope this helps! :)
You can't catch one anywhere in pokemon black, but you can trade it.
No. Groudon isn't available in Pokemon Black and White. It can only be transfered or you can trade for one.
You cannot find Groudon in Pokémon Black 2.
No you cannot.
You can not catch Groudon in black or white but you can trade for it and for the other legendary pokemon! But you need really awesome pokemon to trade for them. Nobody gives out rayquazas or groudons or zekroms for nothing you know! I hope I helped!
Groudon cannot be caught in the wild. You'll need to:Transfer it from the older Pokemon DS games in the Poke Transfer Lab.Trade for it.
Groudon does not appear naturally within the game. Transfer it from Diamond pearl platinum soulsilver or heartgold.
You can't. Only can be obtainable by PokeTransfer.
In Pokemon Black you can actually get quite a bit of legendaries. You can Get Reshiram, Kyuram, Giratina, and Arceus. Also Kyogre and Groudon.
Use Poketransfer.