Alien Flyer

As a retired set from the 2008 Mars Mission theme, the Alien Flyer occupies a nostalgic niche for collectors who grew up during that era of LEGO space. While its tiny 19-piece count means it won't break the bank on the secondary market, small impulse-buy sets with unique alien figures often hold steady, niche appeal rather than explosive financial growth. Theme popularity for Mars Mission remains relatively high among nostalgic millennials and space completionists, making complete sets with their original Martian minifigure somewhat desirable. However, investors should view this primarily as a cool display curiosity or a cheap nostalgia hit rather than a high-yield asset, given the modest parts inventory.