Earth-203

Earth-203 is one of the many universes in the multiverse.

Crisis of 2392
During the Crisis of 2392, Helena Kyle sees a wave of antimatter before witnessing Earth-203 being destroyed.

Known individuals

 * Helena Kyle
 * Oracle (Earth-203)

Known locations

 * New Gotham City

Season 6

 * "Crisis on Infinite Earths: Part Three"