Elite Beat Agents

The Elite Beat Agents are an Assist Trophies in Super Smash Bros. Battlers. They first appeared in Elite Beat Agents, a rhythm game for the Nintendo DS

As an Assist Trophy:
When the EBA appear & start dancing. Anyone next to them will do their own unique dance until they disappear.

Trophy Description:
Members of a secret governmental agency, characterized by their black suits and sunglasses. Led by Commander Kahn, the agents serve to assist individuals around the world who are in crisis, responding to their cries for help. The groove that resonates from their dances inspires the troubled, helping them overcome their predicaments.
 * Elite Beat Agents (2006)

Trivia:
Their trophy description is from Brawl.