Miss X

Sandra (サンドラ Sandora) / Miss X (ミスX Musu X) / X Woman' (Xウーマン X Ūman) is the main antagonist in the anime series Tiger Mask W.

American boss of GWM and the manager of new Tiger's Den, a beautiful yet deadly woman who works under the new Mister X. She has a strong physique and fights under the name X Woman, albeit she does so unmasked. She has no defined technique but is a strong fighter.