Mewtwo brings a long a potential game breaking glitch to Smash!*update* nintendo confirms patch in works, but more issues are found than originally reported.

[Lonely_Dolphin]

tbone51 said:

Einsam_Delphin said:

Once again, Luigi's Mansion 2. No I will never let anyone forget!

Wasnt LM2 not made by Nintendo either? 

It was made by a second party in Next Level Games, but they were most definitely under the watchful eye of the head honchos like how Miyamoto changed up Sticker Star.