Maybe...maybe not. Depends on whether or not the deal was exclusivity or not.
How long did it take for Sonic and Mario to appear together? 😖
Its probably both literally and figuratively too dark and too adult for Wii, as Nintendo have historically treated their audience with big fluffy kid gloves regarding graphic styles and censorship in the western markets just like they were monopolisers of licensing.
Might be worth holding on for PC release, though. 🙂