Bloomberg: Nintendo says Smash Wii U has more pre-orders than MK8.

[RCTjunkie]

tbone51 said:
Maybe the few people can calm down about SSB 3ds hurting SSBU sales :0

I think 8-player smash really distinguished itself as a game compared to its portable brother, so a lot of people who weren't sure about double-dipping got the push they needed