Riddick: The Complete Collection (Blu-Ray + Digital HD) $13.99 via Amazon

Amazon
For those interested
Note, also features the unrated director’s cut and theatrical version.

• Riddick: The Complete Collection (Blu-Ray + Digital HD)
  • $13.99 + Free Shipping w/ Prime or spend $25+
    • Includes
      • Pitch Black
      • Riddick
      • The Chronicles of Riddick
      • The Chronicles of Riddick: Dark Fury