Commander Khan and it's purpose is to motivate struggling people by dancing. In the last story of Elite Beat Agents the EBA destroys a race of music hating aliens called the Rhombulans. It's origin is unknown.
Commander Khan - Leader
Agent Cheiftan - EBA-1
Agent J - EBA-2
Agent Spin - EBA-5
Elite Beat Divas - Agent Starr, Agent Foxx and Agent Missy
The purpose of the EBA is to motivate people who have reached their breaking point. When they cry HEEEEEEEEEEAAAAAALPP Commander Khan will send the Agents to help the person by Dancing. The agents always appear very quickly and seem to have many methods of transport at their disposal. The agents never directly intervene, only dance to motivate the subject, although they played a large part in destroying the Rhombulans.