Fantasy Mountain Castle

 is a limited-time premium building that was released on August 13, 2021, as part of Act 2 of the Into the Simpsonsverse 2021 Event. Upon completion, Evil Godmother Burns is unlocked.

Regular
Evil Godmother Burns
 * Be Jealous of Princesses - 60m
 * Cast Protection Hexes - 4h
 * Get Blood on Her Dress - 12h

Quest Based
Character Groups

Cops Includes:
 * Eddie
 * K9 Officer
 * Lou
 * Wiggum
 * Storm the Castle - 4h

Limited Time
Anime Homer Ethereal Beings Evil Godmother Burns Noir Lisa
 * Buy a Super Happy Fun Time Cat Statue - 4h
 * Harvest Gravitons From Alien Plants - 4h
 * Harvest Gravitons From Alien Plants - 4h
 * Take Princess Penelope's Tiara - 4h
 * Buy a Super Happy Fun Time Cat Statue - 4h
 * Harvest Gravitons From Alien Plants - 4h
 * Take Princess Penelope's Tiara - 4h
 * Buy a Super Happy Fun Time Cat Statue - 4h
 * Harvest Gravitons From Alien Plants - 4h

Trivia

 * Only one can be obtained.
 * It can only be placed on the mountains.