Is the BIONICLE-1 mask still sought after by collectors?

Yes, as a single-piece item from the 2015 Bionicle theme, it appeals to specialized collectors.

How many pieces are in the BIONICLE-1 set?

This item consists of only 1 piece.

The LEGO BIONICLE-1 mask belongs to the Bionicle theme.

Name: LEGO Inside Tour Bionicle Event Mask (BIONICLE-1)
Brand: LEGO

Bionicle

Bionicle · 2015

Theme · BioniclePieces · 1Set Number · BIONICLE-1Year · 2015

Used

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New / Sealed

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Is the BIONICLE-1 mask still sought after by collectors?: Yes, as a single-piece item from the 2015 Bionicle theme, it appeals to specialized collectors.
How many pieces are in the BIONICLE-1 set?: This item consists of only 1 piece.
What theme does this mask belong to?: The LEGO BIONICLE-1 mask belongs to the Bionicle theme.