LOL
No. The only thing that was supposed to even come close was Warhammer, and after seeing the videos for that I doubt anything will "kill" WoW for a good while.
Aside from that I can't imagine playing an MMO on a console. I have so much bound to keys it's ridiculous.
1-6
Shift 1-3
Shift F
Control 1-3
Control F, S, W, E, R
W, A, S, D, F, E, R, X ,Z, G, V, Q
Middle Mouse
Space Bar
..I'm going to stop now. It goes on forever.
Basically they'd need a controller like this.
