Bill

Bill, from the Hidden Side theme, is a desirable minifigure for collectors due to his unique appearance and the theme's dedicated fanbase. The Hidden Side theme blends physical LEGO builds with augmented reality gameplay, making its minifigures particularly appealing to those interested in innovative LEGO experiences. Bill's distinctive facial printing, featuring a gray spot on his temple, coupled with his construction hard hat and dark orange beard, makes him instantly recognizable and a standout addition to any minifigure collection.

Furthermore, the retired status of the Hidden Side sets increases the collectibility of its minifigures. As fewer new sets containing Bill are entering the market, his value and demand among collectors are likely to increase over time. Completing a full Hidden Side minifigure collection is a goal for many enthusiasts, and Bill is a necessary piece to achieve that.

Bill appears in only one set, the Paranormal Intercept Bus 3000 (70423-1), which was retired. This limited availability inherently makes him a relatively rare minifigure compared to those appearing in multiple sets or still in production. While not exceptionally rare like some exclusive promotional figures, his single set appearance contributes to his desirability among collectors looking to complete the Hidden Side collection. Aftermarket availability is present but can fluctuate, affecting his price and perceived rarity.

As a minifigure from a retired theme and appearing in only one set, Bill possesses decent investment potential. The Hidden Side theme has a dedicated following, and complete sets and minifigures from the line are expected to appreciate in value over time. Bill's unique design and limited availability make him a target for collectors, which should drive demand and price increases. Monitoring the market for Hidden Side minifigures and sets will provide insights into future value trends.