Green Lantern Corps: Emerald Eclipse by Peter J. Tomasi

In a universe on the brink of chaos, the conflict known as the "War of Light" escalates as the Green Lantern Corps faces a formidable new threat. Mongul, a powerful and merciless adversary, seeks to assert his dominance and challenge the Guardians of the Universe. As tensions rise and old alliances are tested, the fate of the cosmos hangs in the balance.

Peter J. Tomasi crafts a compelling narrative that dives deep into the struggles of courage and sacrifice faced by the Green Lanterns. With each encounter, the heroes must confront their own fears while confronting the sinister forces that threaten to engulf their worlds in darkness. The story serves as a thrilling prelude to the impending "Blackest Night," setting the stage for an epic confrontation that will reshape the universe forever.