Epic Games Store customers on PC can now get six of the best "Batman" games for free, including "Arkham Asylum," "Arkham City," "Arkham Knight," and all three of the "LEGO Batman" games.

The Joker, terrifying though he is, looks adorable as a LEGO Minifigure. LEGO Batman sets tend to cycle very quickly, from the time that they're launched to the time they're retired. The designers ...