The Winter-themed accessories are back for a limited time in Master Duel:

–Protector: Live☆Twin Ki-Sikil Frost

“A protector depicting a popular streamer dressed as a silly snowman. For those who want to continue to channel their “kawaii” energy.”
Price: 100 gems
This protector is only available for a limited time, until December 27th (time zones applying).

–Deluxe Icon Frame: Frost Frame

“An Icon Frame that allows anyone to dress up as a snowman at any time. It is said to be a must-have item for viewers of a certain channel, but many people choose it just because it is “kawaii.””
Price: 60 gems

This icon frame is only available for a limited time, until December 27th (time zones applying).