By: DC

Release Date: 3/2/2011*

Written by: Jeff Lemire

Art by: Mahmud Asnar John Dell

Continuing from ADVENTURE COMICS #521, it's the conclusion to Ray Palmer's acclaimed story 'Nucleus' in an extra-sized issue! The terror group called The Colony hatches its last-ditch gambit to steal The Atom's technology. Guest-starring Hawkman, Oracle and more! One-shot.