The best pokeball to catch registeel is a repeat ball if you have owned a registeel before trust me it will work wonders for you i caught registeel with a repeat ball without even weakning it.
You can catch Regigigas with any Pokeball; however, the lower the Pokeball's catch rate, the more you'd probably have to keep trying.
the bester best-best pokeball is the master ball. its very rarest ball in all games. or use ultra ball. it isnot rare. you can buy it in lilicones bigger shop.
The Ultra kind!
a quick ball or a master ball
the best pokeball to catch suicune with is a great ball
Just be paitent and catch it with a pokeball!
MasterBall
Any pokeball will work but an ultra ball is probably best.
you can't catch monferno wild you have to evolve it from a chimchar
you use a timer ball
a netball or a ultra ball
A Master Ball
you through a pokeball at it and hope for the best
a pokeball
Best conditions are: Paralyze, Poison, or burn him. You can catch him with different types of pokeballs. I caught him with a regular pokeball. You will need atleast 40 pokeball of each type.