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Ben and Gwen are at a museum watching an exhibit of crystal eggs when thieves try to strip it bare. Ben turns into Diamondhead, but even for him it proves hard to fend off the thieves and protect the eggs from breakage.
First Air Date : Dec 27, 2005
Last Air date : Apr 15, 2008
Episode : 52 Episode
Season : 4 Season
Runtime: 22:14 minutes
Studio: Cartoon Network
Country: United States of America
