Percht horns, broken bell, twig arms, and frozen carrots expire shortly after Winterlight Solstice ends on January 17th. So whenever the rewards end (regeneration + spawn bonus) These items will disappear as well.
|What you keep||What disappears|
|All of The Percht Queen boss loot||Percht Horns|
|Soft Hammer||Broken Bell|
|All firework supplies (powder and capsules) unless of course you use them||Frozen Carrot|
|Bright Bell||Twig Arms|
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