Well I'd geek out and go see it.
I'm more a DC than Marvel fan, though.
The DC Universe Online trailer makes me geek out. Although, there's no way the flash gets killed the way he does, but whatever...
But they'd need a killer villain to do battle against. Doomsday would seem most appropriate, under the control of Brainiac! But I think they're saving Doomsday for one of the next installments of the Man of Steel series, similar to how the ended the Batman/Knight trilogy.