What are Mark Grayson's powers? What is his origin? Who is he? Where did he come from? This BARGAIN-PRICED zero issue answers all those questions and more. An excellent jumping-on point for new readers, this primer issue brings new readers up to speed while laying down the groundwork for upcoming storylines. It's a MUST-HAVE for current and future readers of INVINCIBLE.

NOTE: This issue takes place between the events of Invincible #22 and Invincible #23.