Grand Malestrom is a special move used by Sophie and her Grand Cetus T125RS.
Beyblade: Metal Masters
Grand Malestrom is Sophie's first special move where she creates a giant whirlpool to engulf the opponent. She first used this move against Gingka, Masamune, and Yu. It is always used before Grand Victoiare to create the water for the tidal wave of Grand Ducalion.