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The XP Collider is a decoration added to the game files on October 6, 2015, during the Treehouse of Horror XXVI Event. It was released on October 22, 2015. It boosts the amount of XP the player receives from all job and income rewards for a certain amount of time. In order to be used, it must be charged with XP Multiplier, bought with Donuts or won in Daily Challenges.
- Upon building, the player received 24 hours of free XP boosts.
- While in use, the player's XP bar turns blue and flashes.
- Professor Frink offered a deal after building the XP Collider and finishing the quest Glayvin the Score.