Some more rumors from sufergirl(taken from comments section):
Questsions:
Nitro
1) Did Metroid Dread ever exist?
2) Has Nintendo even considered any more N64 remakes for the DS? A portable Paper Mario or OoT is something I dream of...
3) Has Nintendo ever considered a portable Smash Brothers?
5) Expanding on that, could we see anything related to FFXIII on the DS?
Answers:
nitro: Yes.
1) No. A 2D Metroid for DS, yes.
2) Yes, none are planned.
3) Yes, there was even a prototype made a few years back.
4) There is no reason for Square to do such.
5) Yes.