THE FLASH

SEASON 2: WELCOME TO EARTH-2 (2015)
As the Flash and his colleagues travel to Earth-2, a number of artifacts are shown, including a Legion flight ring.

SEASON 3: DUET (2016)
Mon-El attends to Supergirl, whose mind has been taken over by the Music Meister.

SEASON 4: THE ELONGATED KNIGHT RISES (2017)
Nora Allen (XS) is shown in the coffee shop, where she writes in a futuristic, alien language in her diary.

SEASON 4: ENTER FLASHTIME (2017)
Nora (XS) appears as a jittery waitress at the coffee shop, spilling drinks at Wells and Caitlyn's table.

SEASON 4: THEREFORE SHE IS (2017)
Nora (XS) brings a gift to Cecile and Joe's baby shower and, after leaving quickly, runs away using speedster abilities.

SEASON 4: WE ARE THE FLASH (2017)
Nora (XS) stealthily helps the Flash destroy a falling satellite. Later she appears at a family function to reveal herself as Barry and Iris' daughter.

>> See also INVASION!