A master ball can catch any wild pokemon.
Catch Groudon.
master ball
you get a master ball from someone. use it. he's AWESOME!save your master ball for latios use an ultra ball to catch groudon that's what i did and it worked
I recommend the master ball
I think you have to transfur from ruby version or something, I havent done it yet.
You should save it for later to catch Latios.
you save it for latios because it is almost imposible to catch him without it
Not unless you trade it. Sorry.
You get the master ball in the aqua Hideout
No
weaken it, make it sleep and use many ultra balls it will work eventually.
with a master ball