the best ball you could use is a master ball because it straight away catches it.
simple.... your poke's slower than mespirit
Master ball
ultra ball
The ultra ball
a quick ball
master ball
Master ball
the ultra ball is what i used to catch it...but you could use the master ball after you get it
Masterball, it catches any Pokemon you throw it at, no matter what!
The best Poke Ball to use on any legendary Pokemon is usually the Master Ball.
i think it would be easier with a dusk ball and heres a tip when you throw a poke ball and when it shuts you say gotcha and press down+b it would work easier i caught my palkia with an ordinary poke ball.
The best pokeball to catch victini in white/black is the ultra ball or the great ball you shouldn't use the master ball.