This issue is a variant of Superman (DC, 2006 series) #677.
Two covers were done for this issue; one featuring Superman and the Daily Planet globe by Ross, and an alternate one featuring Superman and Atlas' leg and arm by Guedes (10 issues for 1 issue mixture).
For every 10 copies of the standard edition, retailers were allowed to order one copy of the variant edition.
Story continues in the next issue. This version of Atlas was designed by Jack Kirby, and only appeared once before in 1st Issue Special (DC, 1975 series) #1 (April 1975).
Dan talks about the various Teen Titans books currently being published. Ads for Superman #678, Final Crisis #2, Superman #677, and Teen Titans #60. Appears on page 34 in this issue.
House ads for: Final Crisis: Revelations (Show No Mercy), Final Crisis: Legion of Three Worlds (Prime Evil), and Ambush Bug: Year None (Unvictorious). Appear in various places in this issue.
Total of 5 one-page and 2 two-page ads for: got milk? with Batman [Christian Bale] (milk, America's Milk Processors), Batmobile Owner's Manual (book, DK), abovetheinfluence (Partnership for a Drug-Free America, 2 pages), dew Action Sports tour (NBC Sports), Secret Agent Clank (video game, Sony Computer Entertainment, 2 pages), The Middle Man (TV, ABC Family), and Hellboy The Science of Evil (video game, Konami). Appear in various places in this issue.