Comics Chronology: In the New 52 Multiverse, Earth 2 suffers at the hands of Darkseid and is defended by that world's version of the Justice Society - the Wonders of the World
The New 52: Futures End (2014-2015) Reading Order
Major Event: Batman Beyond arrives in a future just out of our reach to shut down Brother Eye - but a larger threat looms in the depths of the DC Universe