Project Natal: A flop?

[Shadowblind]

Nightmare24 said:

Nightwish224 said:

I really want Killer Instinct 3 on Natal. I remember reading somewhere Rare stating "If we were to do KI3, we would do it completely different." (Something along the lines of that stated.) :0

What exactly is Killer Instinct 3?

Its a fighting game made by Rare. Was a big arcade hit way back when.