The book was written by Geoff Johns . An issue used to be published Bimonthly (#1–2) . It is a Limited series . It falls in drama (mid-period issues) category . The name of the book is Invasion!and it was published by Aardvark-Vanaheim . This book was published in June – December 2004,August 1995 – January 1997,Issue #1 January 1989 . The no. of issues of the book is 7 . The main characters of this book are Justice League International,Harbinger
Invasion! was published from June – December 2004