watch 02:45 The Loop (Games) Do you like this video? Lightning Bug is a passive creature that comes out at night in The Hallow. It glows on and off with a bright blue color, unlike the Firefly which glows a less bright green. It can be caught with a Bug Net to yield the Lightning Bug (Material). A Lightning Bug during the day Update Info v1.2.3 Added to the game. Retrieved from "https://terraria.fandom.com/wiki/Lightning_Bug?oldid=553984" Categories: Monsters PC 1.2.3 Passive Monsters Flying Monsters Hallowed Monsters Hallowed Monsters (Surface) NoBanner Community content is available under CC-BY-SA unless otherwise noted.