Lightning Strikes Twice! is a mythos card. It first appeared in The Black Goat of the Woods expansion.
Mythos Type: Headline
Gate Opens: Unvisited Isle
Clue Appears At: *The Witch House
Mythos Ability: Two similar rocks are shattered by lightning strikes in different parts of Arkham, each releasing a monster. A monster appears at the French Hill streets and the Uptown streets.