American Carnage Tour 2010 Megadeth Testament Photos 2010. Slayer and Megadeth co-headlined the American Carnage tour in 2010 with tour opener, Testament, at the Arco Arena in Sacramento, CA on 9-1-2010. Watch Testament live 0 comments Reply Click here to cancel reply. XHTML: You can use these tags: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong> Δ
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