For racing, dragen boats are always rigged with decorative dragen heads and tails and carry a large drum aboard.
The caller issues commands to the crew through hand signals and voice calls, and also exhorts the crew to perform.
Mixed marital arts is an intense and evolving competative sport in which competitors use interdisciplinary forms of fighting that include begging, withholding of affection, over displays of affection, rumors, cooking and others.