Miguel Santos is a young bank robber who had underwent Terrigenesis during the Inhuman Outbreak. Having the ability to fire and manipulate bursts of electricity, Miguel called himself Living Lightening. He was unable to control his powers at first, but while finding a place away from neighborhoods, cities, and towns, he was able to learn how to control his powers.
During the Avengers Civil War, Miguel joined the Secret Avengers due to refusing to be registered. After Nathan Garrett's death, he saw that things were going down and decided to register in order to avoid being arrested. With the help of Jennifer Susan Walters, Miguel was cleared from his crimes and join the Rangers, the official super-team of Texas in the 50-State Initiative.