January 21, 2014 at 02:02:34 UTC
Made back in May 2013.
Used: SAI (lines, color) and PS (sketch, flats, bg + effects)
On Tumblr: http://sambeart.tumblr.com/post/51253216229/baby-heroes-superman-and-batman-by
Coloring Video: http://www.youtube.com/watch?v=D6inaRitOVM