These franchises were not ready for take-off. Welcome to WatchMojo, and today we’ll be looking at big-budget movies that were meant to inspire multiple installments, but couldn't even get past one entry. Our countdown includes “Lemony Snicket’s a Series of Unfortunate Events”, “Green Lantern”, “The Last Airbender”, “Mortal Engines”, Universal’s Dark Universe, and more! Which never-to-be film franchise do you think was the biggest mistake? Let us know in the comments below!
