Plot hole: When and how does Uma put a spell on Ben? She couldn't have when he was captured on the ship because she didn't have Mal's spell book at that point. Mal doesn't drop her spell book until after they rescue Ben and are on their way back to Auradon. Does Uma have powers of her own? So why would it matter if Uma got Mal's spell book?
Descendants 2 (2017)
1 plot hole - chronological order
Directed by: Kenny Ortega
Starring: Cameron Boyce, Dove Cameron, Sofia Carson
Plot hole: When and how does Uma put a spell on Ben? She couldn't have when he was captured on the ship because she didn't have Mal's spell book at that point. Mal doesn't drop her spell book until after they rescue Ben and are on their way back to Auradon. Does Uma have powers of her own? So why would it matter if Uma got Mal's spell book?
Uma: You know, I've dreamed of this. You wanting something from me, and me watching you squirm like a worm on a hook.
Mal: I'm so flattered that you dream of me. I haven't given you a thought since I left.