Amazon offers Prime members Saw: The Complete Movie Collection on Blu-ray Disc for $16.99 with free shipping. (Non-members can spend $35 or more to qualify for free shipping; otherwise, shipping costs $4.98.) That's a buck under our August mention and the lowest total price we could find by $1.

It's also available on DVD for $9.96 with free shipping for Prime members. That's another price low, this time by $4.