Holy Forge

The  is a limited-time building that was released on October 3, 2018, as part of the Treehouse of Horror XXIX Event.

Event Quest Based
Acquire Pickaxes:

Bart Grampa Homer Lisa Marge Milhouse Mr. Burns Ned Wiggum Willie Nosferatu The Devil Werewolf Beatrice Amenhotep Voodoo Queen
 * "Borrow" Lisa's Pickaxe - 4h
 * Mistake a Crowbar for a Pickaxe - 4h
 * Mangle a Pickaxe Shape - 4h
 * Recycle Old Pickaxe - 4h
 * Sharpen a Rough Pickaxe - 4h
 * Whine for a Pickaxe - 4h
 * Have a Pickaxe Delivered - 4h
 * Hand Forge Pickaxe - 4h
 * Recover Confiscated Pickaxe - 4h
 * Insist the Pickaxe is a Mattock - 4h
 * Command Rats to Steal a Pickaxe - 4h
 * Trade Bart's Soul for a Pickaxe - 4h
 * Treaten a Pickaxe Off of Someone - 4h
 * Bring in Recovered Pickaxe - 4h
 * Slowly Steal a Pickaxe - 4h
 * Unhex a Pickaxe - 4h

Treehouse of Horror XXIX Event Crafting
During the event it is the hub for the crafting system. A total of 10 levels for the player to reach and unlock new crafting items with every new level.

* This item only appears in crafting once it is unlocked from the Old Ruin Relic Prize Track.

** This item only appears in crafting once it is unlocked from the Personal Prize Track.

Trivia

 * Only one can be obtained.
 * It can be placed on grass, pavement, dirt, boardwalk, pier, edge of boardwalk, or edge of pier.