Are these Build-a-Mini-2018 parts still rare to find?

Yes, as an exclusive item from 2018, these 3 pieces are considered rare within the Database Sets theme.

What is the theme of the Build-a-Mini-2018 set?

The Build-a-Mini-2018 set belongs to the Database Sets theme.

This specific set, Build-a-Mini-2018, contains only 3 pieces.

Name: LEGO 2018 Build-A-Minifigure Station Exclusive Parts (Build-a-Mini-2018)
Brand: LEGO

Database Sets

Database Sets · 2018

Theme · Database SetsPieces · 3Set Number · Build-a-Mini-2018Year · 2018

Used

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New / Sealed

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Are these Build-a-Mini-2018 parts still rare to find?: Yes, as an exclusive item from 2018, these 3 pieces are considered rare within the Database Sets theme.
What is the theme of the Build-a-Mini-2018 set?: The Build-a-Mini-2018 set belongs to the Database Sets theme.
How many pieces are included in this exclusive LEGO set?: This specific set, Build-a-Mini-2018, contains only 3 pieces.