Walmart has select LEGO 2023 Advent Calendars on sale for $20 listed below. Shipping is free w/ Walmart+ (free trial here) or on $35+ orders.
- 243-Piece LEGO Marvel Avengers 2023 Advent Calendar Holiday Countdown Playset (76267) $20
- 258-Piece LEGO City 2023 Advent Calendar Christmas Holiday Countdown Playset (60381) $20
- 227-Piece LEGO Harry Potter 2023 Advent Calendar Christmas Countdown Playset (76418) $20