Mattel UNO Advent Calendar 2026

Count down the holidays with a game night twist. The Mattel UNO Advent Calendar hides surprises behind each door leading up to the big day, all wrapped in the classic UNO color and number fun the whole family already loves.

A fun stocking stuffer or holiday gift for the UNO fans in your life, with something new to open every day of December.

• Advent calendar with a surprise behind each door
• Countdown to the big day
• Classic UNO theming families already know and love
• A fun holiday gift for kids and UNO fans alike