King Winter's Cave

 is a premium limited time decoration released on December 3, 2014 during the Christmas 2014 Event. It costs 175 donuts. Upon placing it, King Winter is unlocked. Upon the beginning of the second phase (December 24, 2014), was no longer available.

It was re-released on December 8, 2015 during the Winter 2015 Event, also for 175 donuts.

It returned on December 18, 2016, during Act 2 of the Winter 2016 Event for 175 donuts with a rebate of 75 donuts.

It returned on November 29, 2017 during the A Rigellian Christmas 2017 Promotion as a prize in the Winter Wonderland Mystery Box. It later returned on December 5, 2018 during A Simpsons Christmas Special 2018 Event as a possible prize in this same mystery box.

Regular
King Winter
 * Clean Blood From His Beard - 60m
 * Lure Prey with a Hot Chocolate - 8h

Event Quest Based
Homer Lisa
 * Explore King Winter's Cave - 24h
 * Play Video Games in King Winter's Cave
 * Play Video Games in King Winter's Cave

Trivia

 * It can only be placed on grass or dirt.
 * With the Winter 2016 Event, its Bonus Payout increased from 1.50% to 4.50%.