Where can I watch “Ben 10: Alien Force” Season 3 Episode 18 online?

This page provides episode info and a legal-only guide. It does not host streams or downloads. Check official platforms and licensed services for availability in your region (US first).

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Watching earlier episodes in season 3 helps you follow the plot and character arcs leading into this episode.

Watch Ben 10: Alien Force Season 3 Episode 18 Online

“Vendetta” — Watch "Ben 10: Alien Force" Season 3 Episode 18 online in HD for free. Check streaming providers, cast, and episode details.

Mar 19, 2010 Season 3 Episode 18 23 min TV-Y7

6.8 ★ ★ ★ ★ ★

5 votes

Ben 10: Alien Force Season 3

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Season 3 Episode 18 — Aired on Mar 19, 2010 • runs about 23 minutes.

Written by Len Wein.

Notable cast/guest names in this episode include Yuri Lowenthal, Ashley Johnson, Greg Cipes.

This page includes 2 official still(s) (when available) plus legal availability links.

Looking for “watch Ben 10: Alien Force Season 3 Episode 18 online”? This is a legal-only guide with synopsis, stills, and navigation for this season.

Synopsis

Kevin returns home to find his house ransacked, so he enlists Ben and Gwen's help to find out who did it and why. They soon cross paths with Ragnarok, a deadly criminal who recently broke free from the Null Void and is in search of a special key. Kevin is intent on stopping Ragnarok from obtaining the special key, especially after he learns the truth about Ragnarok and his father.