Complete Zombies vs. Robots Convention Edition #[nn]

San Diego Comic-Con 2012 Edition. Collects Zombies vs. Robots (IDW, 2006 series) 1-2, Zombies vs. Robots vs. Amazons (IDW, 2007 series) 1-3, Zombies vs. Robots Annual 2012 (IDW, 2012 series), and Hero Comics 2012 (IDW, 2009 series).