Four-disc set includes vols. 1-4 of "Ben 10: Alien Force."

The first five episodes from season one--the two-part "Ben 10 Returns," "Everybody Talks About the Weather," "Kevin's Big Score," and "All That Glitters"--are featured. 110 min. total. Standard; Soundtrack: English Dolby Digital stereo.

The next four episodes from season one--"Pier Pressure," "Max Out," "The Gauntlet," and "What Are Little Girls Made Of?"--are featured. 88 min. total. Standard; Soundtrack: English Dolby Digital stereo; Subtitles: English (SDH).

The final four episodes from season one--"Paradox," "Be-Knighted," "Plumber's Helpers," "X Equals Ben Plus 2"--are featured. 88 min. total. Standard; Soundtrack: English Dolby Digital stereo; Subtitles: English (SDH).

The first five episodes from season two--"Darkstar Rising," "Alone Together," "Good Copy, Bad Copy," "Save the Last Dance," and "Undercover"--are featured. 113 min. total. Standard; Soundtrack: English Dolby Digital stereo; Subtitles: English (SDH).

The next four episodes from season two--"Undercover," "Pet Project," "Grounded," and "Voided"--are featured. 110 min. total. Standard; Soundtrack: English Dolby Digital stereo.

The next four episodes from season two--"Birds of a Feather," "Unearthed," and the two-part "War of the Worlds"--are featured. 90 min. total. Widescreen (Enhanced); Soundtrack: English Dolby Digital stereo; Subtitles: English (SDH); featurette.

The first five episodes from season three--the two-part "Vengeance of Vilgax," "Inferno," "Fool's Gold," and "Simple"--are featured. 159 min. total. Widescreen (Enhanced); Soundtrack: English Dolby Digital stereo; Subtitles: English (SDH); bonus episodes.

Five episodes from season three--"If All Else Fails," "In Charm's Way," "Ghost Town," "Trade-Off!," and "Busy Box"--are featured. 136 min. total. Widescreen (Enhanced); Soundtrack: English Dolby Digital stereo; Subtitles: English (SDH); bonus episode.

Five episodes from season three--"Busy Box," "The Con of Wrath," "Primus," "Above and Beyond," and "The Secret of Chromastone"--are featured in this release. Standard; Soundtrack: English.