It's not too uncommon to see a game's essence recombined and reincarnated, usually on a lower-end system. When one dares mine the original's rich gametic genome, the results can be positively Frankensteinian.
We like to think that the concept of physics was invented around the time we first got to play Half-Life 2, as if picking up toilets and launching them across the room with a fancy gun were the only way to explore the complex mathematics of such interactions.
With phrases like "shooter with RPG elements" showing up with increasing frequency on game feature lists, design hybridization appears to be a growing trend. It isn't exclusive to the console or high-end PC market, either.
Feed the Head is more toy than game. There are no goals to meet or tasks to complete, and there aren't any instructions or guidance beyond the title. When you feed the head, things happen. Curious, amusing, and disturbing things.
Star Baron is a stripped down node-based RTS with several AI opponents competing for control of the galaxy. It's all about capturing stars of various sizes, then putting them to work producing ships, defensive satellites, or propping up the empire's ship-building economy.
Coign of Vantage takes simple icon images and explodes them into swirling, three-dimensional arrangements. It's your job to spin these pixel clouds until, though a trick of perspective, the original image appears.