Product Star Wars Ceramic Coffee Mug Cup Darth Vader You Underestimate The Power Of Coffee Product Image. Price $ . . Productle. Star Wars Ceramic Coffee Mug Cup Darth Vader You Underestimate The Power Of Coffee Add To Cart. There is a problem adding to cart. Please try again. Product Star Wars Darth Vader Heat Reveal Coffee Mug Star Reveal w Heat. Product .Star Wars Mugs. Star Wars Mugs Star Wars Lightsaber Heat Chage Coffee Mug, fl. oz. I think these mugs are a no .iner when shopping for a Star Wars fan..High quality Star Wars inspired Mugs by independent artists and designers from around the world.All orders are custom made and most ship worldwide within hours..This self stirring mug looks amazing and I know just the star wars fan that will love it! Thanks for providing all the information about the coffee mugs and for the of the mug in action, it makes it much easier to know what you are getting before buying it..