"I will make Universes collide!"
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Well gang, this is my uncle Arthur's house.
— Fred Jones
Mystery Mansion Mash-Up is a playable level in LEGO Dimensions based around Scooby-Doo!.

Plot Synopsis

Batman, Gandalf, and Wyldstyle find themselves stumbling upon the Scooby-Doo! world, with Mystery Inc. going through the usual story plot: leader Fred starts off with the splitting of the group for a more efficient search, and he had Scooby and Shaggy ride the Mystery Machine to the Circus, leaving him, Daphne, and Velma to search around his Uncle Arthur's Haunted House.

With no one spotting them, the trio starts get themselves involved in the case, as they continue on with their quest to save the LEGO Multiverse from Lord Vortech's devious plans.


Citizens in Peril

  • Daphne
  • Fred
  • Velma
    • The Scooby Gang can be found in the secret room. The room is located using the Target Ability on the large Skull. Inside you will find a Gyrosphere Switch that you can use the Gyrosphere (or Jake's Zorb Jake ability or Buttercup) on. Perform the Gyrosphere Switches Ability to free the Gang.

Rule Breaker

Abilities needed to complete the Level 100%


  • Unlike Fred and Velma, Daphne does not speak.
  • Running Gags of the Scooby-Doo series were used in this level, For example:
    • Scooby jumping into Shaggy's arms in fear.
    • The hidden traps locking the rest of Mystery Inc. away
    • Velma losing her glasses shouting, "My glasses!"
    • Unmasking the villain/monster (Lord Vortech as the Mummy)
    • The Robot used to unlock the minikit in the garden shed is Charlie from the Scooby-Doo, Where Are You episode: Foul Play in Funland.
    • The Layout of the level is also loosely based off of Foul Play in Funland.


ved LEGO Dimensions Levels
Story Mode Levels
PrologueFollow the LEGO Brick RoadMeltdown at Sector 7-GElements of SurpriseA Dalektable AdventurePainting the Town BlackOnce Upon A Time Machine in the WestGLaD to See YouRiddle-earthThe Phantom ZoneAll Your Bricks Are Belong To UsMystery Mansion Mash-UpPrime TimeThe End is TriThe Final DimensionMystery Dimension
Level Pack Levels
Back to the Future!Aperture ScienceThe Mysterious Voyage of HomerThe Dalek Extermination of EarthGhostbusters!Retro WreckageA Book and a Bad GuyMission: ImpossibleSonic DimensionsThe Goonies
Story Pack Levels
Ghostbusters 2016
Paranormal BeginningsGhostbusting!The Mercado BuildingBreaking the BarrierThe Battle for Times SquareThe Final Showdown
Fantastic Beasts and Where to Find Them
Accruing InterestGrand OpeningA Walk In The ParkA Trial With StyleDemiguise Double-CrossObscurus For-Sure-Us
The LEGO Batman Movie
The Energy PlantThe Fortress of SolitudeArkham AttackAttack of the Uber VillainsThe Phantom ZoneThe Final Showdown