watch 02:21 The Loop (Games) Do you like this video? Thunderclap is an Attack card for the Ironclad. It deals 4 damage to every enemy, then applies Vulnerable for 1 turn. As a Common card, it can be found as a reward after combats. Upon upgrade, it deals 3 more damage. Retrieved from "https://slay-the-spire.fandom.com/wiki/Thunderclap?oldid=555" Community content is available under CC-BY-SA unless otherwise noted.