Avengers Invaders Sketchbook #0, Marvel, 2008, Written by Arune Singh. Cover by Alex Ross. Alex Ross makes his jaw dropping return to Marvel in May's Avengers/Invaders #1, but this is your chance to get a first look at his designs and the interior artwork of Steve Sadowski! With special commentary from Ross, Sadowski and co-writer Jim Krueger, now's your chance to get a sneak peek into one of 2008's most anticipated new series.