The Overlord Returns

The Overlord Returns is a crossover film based on Ninjago Season 3: Rebooted, The LEGO Ninjago Movie, and Ice Age: Dawn of the Dinosaurs and a sequel to The Overlord Unleashed and the second installment of the Overlord Unleashed trilogy.

Summary
With the Overlord returning from Tartarus along with the Preeminent and their alliance of evil rising with the help of Lord Vortech, Po, SpongeBob SquarePants, Twilight Sparkle, Laval, Lloyd Garmadon and all of their friends will gather help from X-PO, Gandalf, Emmet Brickowski, Wyldstyle, Batman and their LEGO Alliance to save the LEGO Dimensions from them.

Laval and Li'Ella are having a baby/Learning the Silent Fist Technique
Our story begins one day in Chima, Laval and his new wife, Li'Ella are expecting a baby, which leaves Laval anxious to ensure that everything is perfect for when his baby cub arrives. As for King Lagravis and Tormak, they were looking forward being grandfathers. Meanwhile at Ninjago, Sensei Garmadon and Lloyd were doing a father and son teaching with Po, Tigress, Viper, Monkey, Mantis, Crane, SpongeBob SquarePants, Patrick Star, Sandy Cheeks, Squidward Tentacles, Mr. Krabs and Sheldon J. Plankton to learn the Art of Silent Fist, knowing how to fight without fighting. While Garmadon demonstrates with Po, Lloyd does the same thing to SpongeBob as they entire themselves a lot.

X-Po arrives in Equestria from the LEGO Dimensions/Meeting Twilight and her friends
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From the Shadows in Ninjago/Lord Vortech released the Overlord and his alliance
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???/Encountering Rudy the Baryonyx
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???/The Overlord and Lord Vortech create Overlord Vortech
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Scenes

 * 1) Laval and Li'Ella are having a baby/Learning the Silent Fist Technique
 * 2) X-Po arrives in Equestria from the LEGO Dimensions/Meeting Twilight and her friends
 * 3) From the Shadows in Ninjago/Lord Vortech released the Overlord and his alliance
 * 4) ???/Encountering Rudy the Baryonyx]]
 * 5) ???/Rudy the Baryonyx ???
 * 6) ???/The Overlord and Lord Vortech create Overlord Vortech]]
 * 1) ???/Encountering Rudy the Baryonyx]]
 * 2) ???/Rudy the Baryonyx ???
 * 3) ???/The Overlord and Lord Vortech create Overlord Vortech]]
 * 1) ???/Encountering Rudy the Baryonyx]]
 * 2) ???/Rudy the Baryonyx ???
 * 3) ???/The Overlord and Lord Vortech create Overlord Vortech]]
 * 1) ???/Rudy the Baryonyx ???
 * 2) ???/The Overlord and Lord Vortech create Overlord Vortech]]
 * 1) ???/The Overlord and Lord Vortech create Overlord Vortech]]
 * 1) ???/The Overlord and Lord Vortech create Overlord Vortech]]
 * 1) ???/The Overlord and Lord Vortech create Overlord Vortech]]

Trivia

 * The story continues and concludes in The Overlord's Revenge.
 * This film marks the very first appearance of the NEXO Knights, Monstrox, Clutch Powers, Brick Masterson, Peg Mooring, Bernie Von Beam, X-PO, Princess Unikitty, Prince Puppycorn, Dr. Fox, Hawkodile, Richard, Master Frown, Brock, Emmet Brickowski, Batman, and all of their friends from the LEGO movies and T.V. series franchise and LEGO Dimensions.