Hal Jordan and the Green Lantern Corps — DC Comics
Issue: #19
“THE PRISM OF TIME” part two! A mysterious time traveler arrives wearing a Green Lantern ring given to him by one of the Corps in the future? Locked within this ring are secrets that will either save the Green Lanterns or eradicate them.
First appearances: Sarko
Creators: Dave Sharpe, Kevin Nowlan, Tomeu Morey, Eddie Berganza, Andrew Marino, Daniel Henriques, Mike Cotton, Robert Venditti, V Ken Marion, Dinei Ribeiro, Dexter Vines, Robson Rocha
Characters: Guy Gardner, Hal Jordan, Mogo, John Stewart, Rip Hunter, Subject 82, Sarko, Raynunn, C.H.A.D., Space Ape, B'dg, Shorm, Soranik Natu, Iolande, Vath Sarn, Gazzl, Gorin-Sunn, G'Hu, Combo, Lok Neboora
Story arcs: Prism of Time