Antagonist A.D. are a justice-minded hardcore band from Auckland, New Zealand. The group's brutal, metallic sound features lyrics about issues such as veganism and women's rights. Since making their debut in 2005, they've built up a fan base through worldwide touring, sharing stages throughout Asia, the Pacific Islands, Europe, and North America with bands like Parkway Drive, the Ghost Inside, and Emmure. They've released four albums, including 2015's Haunt Me as I Roam, and recorded a series of EPs with Converge's Kurt Ballou, including 2021's All Things.