It’s kind of mindblowing to think there are multiple Lego movies on the horizon. There’s the 2019 sequel to The Lego Movie, a Batman-centric spinoff in 2017, and The Lego Ninjago Movie, based on the absurdly popular ninja-themed Lego brand. It hits next fall and the voice cast has just been revealed.
Source: io9 – The Voice Cast of The Lego Ninjago Movie Is Probably Better Than It Needs to Be