Major Crossover: Young Justice are forced to prove their worth when the adult and kid hero teams switch ages!
Day of Judgment (1999) Reading Order
Major Event: When Hell freezes over, the JLA and Sentinels of Magic seek out a new host for the Spectre
Heck’s Angels (1999) Reading Order
Crossover: Young Justice and Supergirl's worlds collide when they all end up in Dante's underground realm!