When a mysterious and powerful vortex suddenly appears in various LEGO worlds, different characters from DC Comics, The Lord of the Rings and The LEGO Movie are swept away. To save their friends, Lego Batman, Lego Gandalf and Lego Wyldstyle journey to locations beyond their wildest imaginations, and they soon realise that Lord Vortech is summoning villains from across different Lego worlds to help him gain control. As his power grows, worlds mix, unexpected characters meet and all boundaries are broken. Our heroes must travel through space and time to rescue their friends before the vortexes destroy all of Lego humanity.