The build area.

Challenge Mode is a gamemode in Scrap Mechanic.


  • No hostile enemies.
  • Cannot take damage or die.
  • Limited Parts, Blocks, and Interactive Parts.
  • Basic building functionality.
  • Forty challenges in current release.
  • Some people make other challenges, like escape rooms.
  • Players who fall off the map will be moved to a Player Start.


Challenge Mode supports up to four players. Only the hosting player can reset and restart challenges. Each guest player spawns with a Toilet as an additional seat.

Challenge Builder

Main article: Challenge Builder

The Challenge Builder is used to build Challenge maps. Challenges can be uploaded onto the Steam Workshop.



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