You can catch Mewtwo with any Poké Ball and those include the regular Poké Ball as well as the Great Balls, Ultra Balls, Dusk Balls and Nest Balls.
Master Ball
You can catch it with a Poké Ball.
Throw a Master Ball at it.
get a poke ball and catch it Problem salved
Well it matters what game you have, if you have Pokemon fire red, you can catch it with a master ball
to catch suicune,mewtwo,raikou and entei
The only sure way to instantly catch any Pokemon is with a Master Ball.
Try to get a ultra ball
MewTwo is really strong. Try to get your hands on a master ball, as that's the only way people i've known have done it
Any Pokeball can catch Mewtwo. Weaker Pokeballs just have a far lower chance of catching him.
Yes. It is completely possible to catch Mewtwo with an ultra ball.
if you dont wanna waste your master ball, then the strongest ball will be the Ultra Ball...