Raikou, Suicune, Entei, Lugia, Ho-Oh, Mewtwo, Zapdos, Moltres, Articuno, and Groudon. Then you can get either dialga, Palkia, or Giratina of your choice if you show Cynthia Arceus in the Sinnoh Ruins, and if you have a friends that has Heart Gold and he/she trades you a Kyogre that was caught on their game you can show the Kyogre to Professor Oak and then you can catch Rayquaza in the same place you caught Groudon.
no you can trade soulsilver pokemon to black
he is not in Pokemon soulsilver or Pokemon heartgold
POKEMON SOULSILVER come with a poke walker and the Soulsilver game
Pokemon soulsilver and Pokemon heartgold are basically the same game just different versions but i do recommend buying Pokemon soulsilver
SOulsilver
You can't catch bastiodon in Pokemon soulsilver.
You CANNOT LEGALLY download Pokemon Soulsilver.
You'll need to trade for it from Pokemon HeartGold. It is not avilable in the wild in Pokemon SoulSilver.
You cannot battle between a Pokemon Black game and a Pokemon Soulsilver game.
there is a mew in Pokemon soulsilver but you need to catch all leadndery Pokemon including event Pokemon
Pokemon Heartgold and Soulsilver are the remakes of the old Pokemon Gold, Silver, and Crystal series. Pokemon Heartgold and Soulsilver are for the Nintendo DS.
It is impossible to move a Pokemon from SoulSilver to Sapphire as the two games are from different generations, you can only migrate Pokemon from Sapphire to SoulSilver.