In 1986, Earth-15 was destroyed and soon became a wasteland.
On December 10, 2019, like other universes in the Multiverse, Earth-15 was destroyed during the Crisis.
|"The Trial of The Flash"||Portal|
|"Enter Flashtime"||Indirectly Mentioned|
|"The Girl with the Red Lightning"||Mentioned|
|"A Flash of the Lightning"||Seen on Map|