Shadowhawk Vol 1

ShadowHawk Vol 1 is made up of a couple miniseries

ShadowHawk: Out of the Shadows #1-4

ShadowHawk II: The Secret Revealed #1-3

ShadowHawk III: Through the Past, Darkly #1-4

And then continues with ShadowHawk #12-18.

(Note those miniseries should not be put into different volumes. Vol 2 came out in 2005 and Vol 3 in 2010.)