1st appearance of Sodam Yat, later introduced as Ion, prophesied to be the Ultimate Green Lantern
1st team appearance of the Children of the White Lobe, prophesied to contribute to the destruction of the Green Lantern Corps
1st appearance of Qull of the Five Inversions, a demon who foreshadowed the destruction of the Green Lantern Corps to Abin Sur
1st appearance of T:D:H:D, the Mad God
Written by Alan Moore in 1986, the prophecy of Qull was the foundation of the Sinestro Corps War and Blackest Night storylines, written by Geoff Johns 20 years later
