Quite a small thing, but I like how the images for Cruisers, Warships, and Destroyers all bear resemblance to the Klingon Kamarag Battlecruiser, NX-01 Enterprise, and Star Destroyer.
Ok, so I left this going for a few hours while I had to actually do some work at work, and when I came back I had 500+m tangerines.. I think I've played it too much O.O
 "Record Shop Tycoon 2"){kind=icon}
 "Galactic Clicker"){kind=icon}
 "Tangerine Tycoon"){kind=icon}