This issue is a variant of Adventure Comics (DC, 2009 series) #9 / 512 [Regular Direct Cover].
Indicia reads: Adventure Comics #9/Adventure Comics #512 (Variant Cover).
Incentive cover shipped in 1:10 ratio to standard cover. Bannered as part of the "Last Stand of New Krypton" event. Superman Shield #35. Cover is an homage to the cover of Adventure Comics (DC, 1938 series) #300.