Major Event: The heroes of the DC Universe believe Extant is behind the potential collapse of all time, but could it be someone closer to the Justice League?
Invasion From Dimension X (1987) Reading Order
Crossover: Booster Gold's mission to rescue his sister leads to a clash with Superman
The Infinity Effect (1975-1976) Reading Order
Crossover: Adam Warlock joins forces with Pip the Troll, Gamora and Thanos to face the cosmic threat of the Magus - but what's the villain's secret?
The Kree-Skrull War II (1989) Reading Order
Minor Crossover: The Kree-Skrull War has been reignited and the Silver Surfer is forced to choose a side