You cannot catch a Rayquaza in Pokémon Black, you will have to either transfer it from a previous game or you can also trade with someone for a Rayquaza.
No, you cannot catch Rayquaza in Pokémon Black.
How do you catch rayquaza in Pokemon black and white
You cannot catch Rayquaza in-game in Pokemon Black.
you cant catch rayquaza in Pokemon black
You cannot catch Rayquaza in Pokemon Black 2.
You can only get a rayquaza by transferring it from heartgold or soulsilver or by the GTS.
No, you cannot get Rayquaza in Pokémon Black and Pokémon White except for via trading or migrating.
You can catch rayquaza
You can't catch Rayquaza in Black or White. You must transfer it from Diamond, Pearl, or Platinum.
You can't catch Rayquaza, but you can transfer it from the Transfer Lab or you can trade for one.
You can't catch Rayquaza in Undella Town or Bay. You'll need to trade for it or transfer it using the Poke Transfer.
You can't, the only way to get Rayquaza is to either Migrate it or Trade it.