Written by Geoff Johns, Dave Gibbons and Peter J. Tomasi; Art by Ivan Reis, Patrick Gleason, Angel Unzueta and Others! This massive slipcase edition collects Green Lantern #21-25, Green Lantern Corps #14-19, and Green Lantern: Sinestro Corps Special #1! This edition also features the original story proposal by writer Geoff Johns, director's commentary by the creative team, and sketches by the artists. Critically acclaimed storytellers Geoff Johns, Dave Gibbons, and Peter J. Tomasi team up with superstar artists Ivan Reis, Patrick Gleason, and others to tell the most tragic story in the Book of Oa.