Old Scratch's Gym

 is a limited-time premium building that was released on October 23, 2020, as part of Act 2 of the Treehouse of Horror XXXI Event. Upon completion, Torture Coach is unlocked.

Regular
Homer Torture Coach
 * Regret Buying Gym Membership - 60m
 * Oil His Whips - 60m
 * Demonstrate Proper Nail Bat Technique - 8h
 * Grade Torture Class Homework - 12h
 * Get In a Hellish Workout - 24h

Trivia

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