Young Justice [Aqualad [Kaldur]; Kid Flash [Wally West]; Robin [Dick Grayson]; Superboy]; Justice League of America [JLA; Aquaman [Arthur Curry]; Batman [Bruce Wayne]; Black Canary [Dinah Lance]; Flash [Barry Allen]; Martian Manhunter [J'onn J'onzz]; Red Tornado; Superman [Clark Kent; Kal-El]; Wonder Woman [Diana Prince]]; Alfred Pennyworth; Rudolph West; Mary West; The Terror Twins [Tuppence Terror (villain); Tommy Terror (villain)]
Wally and Superboy spend time together while the League debates whether to allow the young heroes to function as a team.
in Tiny Titans / Little Archie (DC, 2010 series) #3 (February 2011) [Promo contains only the first 5 pages of the source sequence. Top of the first page of this promo has "Sneak Peek!" blurb, and bottom of the last page has blurb to "Check out the rest of the story in Young Justice #0 - in stores January 2011!"]