This issue contained different content than what had been originally solicited (the solicited content ended up in the previous issue). This change was announced by a press release on 2007-09-18.
Story continued from the previous issue, and continues in the next issue. This story was originally scheduled for issue #670, but got moved up one issue. The Earth name that Karsta picks, "Kristen Wells", is a homage to the silver age Superwoman, whose name was Kristen Wells.
Richard introduces Zuda, and the web site for it, zudacomics.com, as a place for DC to present webcomics. Ads for Superman #670, Gotham Underground #1, Green Lantern Corps #17, and Tales of the Sinestro Corps: Superman Prime #1. Appears on page 34 in this issue.
House ads for: Salvation Run, Countdown Presents: Lord Havok and the Extremists, Green Arrow/Black Canary, and Shazam! The Monster Society of Evil hardcover. Appear in various places in this issue.
Total of 6 one-page and 1 two-page ads for: got milk? with Masi Oka (milk), The Orc King (book, Wizards of the Coast), Castlevania The Dracula X Chronicles (video game, Konami), Justice League (padlocks, Kryptonite), SyphonFilter: Logan's Shadow (video game, Sony, 2 pages), abovetheinfluence (Partnership for a Drug-Free America), and Transformers (DVD, DreamWorks). Appear in various places in this issue.