Blood Diamond (Two-disc edition)

(Warner, $34.98)

This taught thriller earned Oscar acting nominations for its stars. Extras include film on the diamond industry.

Rocky Balboa

(Sony, 28.95)

Sly Stallone is back as the palooka with a heart of gold in the best “Rocky” since the original.

Eragon (Two-disc edition)

(Fox, $34.98)

A fantasy with a Jesus complex. Extras include documentation of the special effects and art direction.