phantom zone was the episode of supergirl that was crisis on earth x.
phantom zone was the episode of supergirl that was crisis on earth x.
which episode of supergirl is crisis on earth x?
phantom zone
the episode ends with a scene setting up the crossover event "invasion!" that begins on "the flash" season 3 episode 8, continues on "arrow" season 5 episode 8 and concludes on "legends of tomorrow" season 2 episode 7. this scene is later repeated in the "flash" episode of the crossover. kara/supergirl appears in all three episodes as a visitor to their universe due to "supergirl" being set in a different earth, referred to as earth-38 by the inhabitants of the arrowverse, and has been informally referred to as "earth-cbs" by "arrow" showrunner marc guggenheim, named for the network where "supergirl" first aired.
medusa (supergirl)
earth x









































earth x is a 1999 comic book limited series published by marvel comics. "earth x" was written by jim krueger with art by john paul leon. based on alex ross' notes, the series features a dystopian version of the marvel universe.









































the series was followed by two sequels, universe x and paradise x. the universe of "earth x" is designated as earth-9997.









































section::::history.
earth x