Combo pack is polybagged with redemption code for digital download of the issue.
This issue is a variant of Batman (DC, 2011 series) #26.
There exist further variants:
Justice League of America [Superman [Clark Kent; Kal-El]; The Flash [Barry Allen]; Green Lantern [Hal Jordan]; Batman [Bruce Wayne]]; Seven Soldiers of Victory [Star-Spangled Kid; Stripesy; Vigilante [Greg Sanders]; Shining Knight; Crimson Avenger; Green Arrow [Ollie Queen]; Speedy [Roy Harper]]; Justice Society of America [Hourman [Rex Tyler]; Starman [Ted Knight]; Dr. Fate [Kent Nelson; Nabu]; Wonder Woman [Diana Prince Trevor]]