The 17th door of our LEGO City Advent Calendar reveals a miniature airplane model.
It’s pretty clever to make an airplane this small. This reminds me of the tiny models in the Star Wars Advent Calendar. The wings are pieces formerly used as fangs or claws, and the horizontal stabilizer is a Batarang. The propeller is from the propeller hat minfigure first introduced in 2019, but in black instead of yellow: