Mad Trigger Crew is a Japanese virtual idol group formed in 2019. They are part of the multimedia project Hypnosis Mic, which combines music, voice acting, and storytelling. The group consists of four main characters, each with their own unique personality and backstory, who perform rap battles and songs. The members of Mad Trigger Crew are known for their distinct styles and themes, often reflecting their individual narratives. They engage with fans through live performances, music releases, and interactive media, contributing to the growing popularity of Hypnosis Mic in the anime and music communities.