Hal Jordan returns to Earth at last! Just in time, too, as the threat of the villain called Sonar is heard! This issue features open-to-order variant covers by Darwyn Cooke that will be shipped in opaque polybags.

This is a 6-issue limited series that explores the friendship between Barry Allen and Hal Jordan. It is comprised of six seperate stories taken from different time periods from DC continuity. There is a running gag through the series of Hal Jordan needing to borrow money from Barry Allen and promising to pay him back.