Catacombs

The  are a limited-time building that was released on October 4, 2016, as part of the Treehouse of Horror XXVII Event. They a craftable item and  to levelling up the Construction Yard, additionally they  the player with 225 MAG Points once built.

It returned on February 22, 2018 during the Bart Royale 2018 Event. 1 was found in the Overgrown Ruins Bundle.

Regular
Bart
 * Explore the Darkness - 12h

Trivia

 * Only one can be obtained.
 * It can be placed on grass, pavement, or dirt.