Admiral Wonderfish

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Admiral Wonderfish is a descended Bazooker Class Centurion who has passed on before Korra was from the time She travels around the Valoran to be best Duel Master there is which many years ago before her death alongside with other original main fives against Lord Kronos himself taking over Runeterra and destroy The Veil
But so Wonderfish gave Korra her Bazooking power on upon defeating Lord Kronos and save both worlds from evil which definitely mind of it Wonderfish is a Member of the Original Main Fives from the past before Main Fives was born