How do you cach a gruondon on Pokemon rube?

Answer 1

You have to go to sootpolis city and go talk to Steven and he will take u to groudon in a little cave i believe this is how you get him!!!! but be prepared he is hard to catch but here is a tip once u throw the poke ball hold A and B then when the ball opens let go of B and hold A then each time the ball bounces hit A then press L and R every time the ball moves left right left right!!! hope it helped!!!!!