Uncanny Web-Slinger
Super Freak
I would say this is also the reason we haven't seen: Batman Returns, Arkham City, X-Men FC, and many others they promised, and we have been clamoring for.
The problem with this is there's always a new blockbuster to milk and when it comes time for these to get made (after Avenjerks & The Dark Knight Quits) a new one comes along and pushes them back once again (Iron Merchandising 3)