LEGO SET 76974 - Alternate build | Brick-Built Mosasaurus Boat Mission
LEGO Set 76974 – Brick‑Built Mosasaurus Boat Mission: Alternate & Mod Builds
When a set packs a brick‑built apex predator, a working research boat, a mini cage and lots of articulation points, you know it’s a goldmine for alternate builds. LEGO 76974 (Jurassic World, 2025) gives you a handsome spread of curved slopes, wedge plates, hinges/ball joints, Technic pins and brackets that are perfect for rebuilding into other marine beasts, land dinosaurs, and adventure vehicles. The mosasaurus itself contains a long run of hinged segments that naturally lend themselves to tails, necks and spines, while the head is full of SNOT opportunities for snouts, crests and jaws. The boat’s hull plates and railings can be remixed into speedboats, submersibles or shoreline dioramas; meanwhile, the crate/cage parts and tiles become docks, lab consoles and micro‑scale scenery.
If you like creature builds, this set rewards experimentation: try widening the torso with bracket offsets for a bulkier silhouette, or stack wedge plates to taper a sleek aquatic profile. For poseability, alternate ball‑joint orientations can give you expressive stances—perfect for swimming lunges or beach ambushes. Prefer vehicles? Convert the deck into a patrol skiff, use the windscreen elements for a mini cabin, and repurpose the light assemblies for beacons. There’s also plenty of story potential: rescue missions, fossil digs, harbor escapes—whatever your play scene needs, 76974’s palette has you covered.
Below you’ll find hand‑picked community alternate builds and smart modification guides created specifically for 76974. They range from full reimaginings to focused upgrades, so you can either rebuild everything from scratch or fine‑tune the official model. Dive in, pick a direction, and make the oceans of your LEGO world a lot more dramatic.
Community Alternate & Mod Builds for 76974
76974 Spinosaurus
Designer: LegoBuildo
Get the instructions: 76974 Spinosaurus
Modifications
Realistic Mosasaurus (Mosasaurus hoffmanni)
Designer: OrchardBuilds
Get the instructions: Realistic Mosasaurus (Mosasaurus hoffmanni)
76974 Mosasaurus Mods Part 1 – Tail
Designer: AndrewG123
Get the instructions: 76974 Mosasaurus Mods Part 1 – Tail
