The Joker's Ending - Injustice: Gods Among Us (2013)

Though he had failed to elevate the Joker Clan's status, Joker was convinced a similar organization could be successful in his dimension. Joker used a series of devastating terrorist acts to frighten the populace, then convinced the more gullible among them that he was the path to security.

The new Joker Clan soon had millions of members worldwide and committed regular anti-government attacks, wreaking havoc on the global economy.