The game is a creative 3rd person shooter / platformer, where players can use a number of tools to create their own challenges.
It has 2 parts:
The create tab, allows users to create their own challenges, users can use a number of tools and assets to create challenges.
The users can test and publish their challenges for other players to try.
The Play tab allows users to see all challenges created by other users, where the player can play any of these challenges.