Nothing sharpens the senses quite like a heaping helping of caffeine, and with Kanly declared and Baron Harkonnen's soldiers around every corner, you'll want to stay sharp as a kindjal.

Keep your shield belt close by and your guard up with a little help from ABYstyle's Atreides vs. Harkonnen Heat Change Mug. With artwork featuring the Harkonnen and Atreides crests that changes when warmed, it's perfect for fans of Dune and sci-fi aficionados everywhere.