As one of its daily deals, Amazon offers Prime members the Blomkamp³ Limited Edition Collection on Blu-ray
(pictured) for $19.99
with free shipping
. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping adds $4.98.) That's the lowest total price we could find by $18. It includes District 9, Elysium, Chappie, and 64-page digibook.
Also available is Chappie on Blu-ray
. (It's also available on DVD
.) Plus, Prime members receive free shipping
. That's another price low, this time by a buck. It includes an UltraViolet copy of the film. Both deals end today.