Amazon has Batman: The Complete Remastered Animated Series 12-Disc Blu-ray + Digital Box Set for $40 with free shipping. Same price at Walmart. 

Includes all 85 remastered episodes from the original 1990s show, plus 24 episodes from The New Batman Adventures.

Batman Beyond: The Complete Series Deluxe Limited Edition (Blu-ray + Digital Box Set) for $50 with free shipping (10/20 only)

The Dark Knight Trilogy Special Edition (Blu-ray) for $14 with free shipping on $25+ or with Prime (10/20 only)