WBShop.com offers the Ultimate Matrix Collection on Blu-ray Disc (pictured) for $39.95. Coupon code "ANNMES" drops it to $29.96. Pad your order over $30 to snag free shipping via coupon code "FREESHIP".
This 7-disc collection includes The Matrix trilogy, two new audio commentaries for each film, 106 featurettes / documentaries, and more.
They have DVD's starting at 3.43 to help pad the order over 30.00 here: http://www.wbshop.com/DVD/DVD,default,sc.html?pmin=0&pmax=20&psortb1=name-sort&psortd1=1&srule=Price-Low-to-High&start=0&sz=16&AID=10280984&PID=1225267