Tsunami is a single A trick that has been in the world yo-yo contest compulsories list for a number of years.

  1. Throw a breakaway sleeper.
  2. Do an undermount over your freehand index finger.
  3. Swing the yo-yo over so the undermount is over on your throwhand index.
  4. Swing it back over to your freehand index.
  5. Do this as many times as you want and then catch the yo-yo.
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