How can I get Letter Openers? May 04, 2023 14:19 Updated You can get them by: completing levels in an event location completing the quests of an event assembling event collections. Related articles How do Holiday Souvenirs work? What should I do if all Packages from Mycroft are collected and no new ones appear? What are the quests and rewards for a Holiday Event? What are the Ghost’s Gifts and how can I get them? What should I do if I can’t complete all the tasks in time before the Holiday Event ends?